Adidas Womens Aeroknit ⅞ Running Leggings
SKU: 63437 - S
Prix habituel
£62.99
£24.98
60% de réduction
- Prix unitaire
- / par
60% de réduction
Time may be in short supply, but you always find a way to squeeze in a run. These adidas AEROKNIT running tights keep you comfortable for early-morning miles and quick lunchtime loops. The seamless design is engineered to fit your body with a second-skin feeling, which encourages a full range of motion. Mesh details add airflow for a breezy feel.
Pairs with
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FREE standard tracked shipping on all UK orders over £75. For orders under £75, standard tracked delivery is from £2.99 (approx. 3–5 working days), express tracked from £3.99 (approx. 1–2 working days), and premium next-day options are available at checkout. UK shipping covers England, Wales, Scotland and Northern Ireland.
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Tracked European delivery starts from £9.99 (approx. 5–10 working days depending on country). Rest of World tracked delivery starts from £19.99 with timings varying by destination. Additional courier options (including FedEx) are available at checkout where supported.
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Orders placed between 1 Nov–25 Dec 2025 qualify for exchanges until 5 Jan 2026. Refund terms remain unchanged.
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Adidas Womens Aeroknit ⅞ Running Leggings
SKU: 63437 - S
Prix habituel
£62.99
£24.98
60% de réduction
- Prix unitaire
- / par
60% de réduction
Save an extra £4.99 on this item
Offer only available while stocks last. Discount will be applied at checkout.
Offer only available while stocks last. Discount will be applied at checkout.
Size guide
adidas Size Guide
Mens Tops
| Size | Chest (INCH) | Waist (INCH) | Hip (INCH) |
| XS | 32.5-34 | 27.5-29 | 32-33 |
| S | 34.5-36 | 29.5-31.5 | 34-36 |
| M | 36.5-39 | 32-34.5 | 36.5-39 |
| L | 39.5-42.5 | 35-38 | 39.5-42 |
| XL | 43-46.5 | 39.5-42 | 42.5-45.5 |
| 2XL | 47-51 | 42.5-47 | 46-49 |
| 3XL | 51.5-56 | 47.5-52 | 49.5-53 |
Mens Bottoms
| Size | Waist (INCH) | Hip (INCH) | Inseam (INCH) |
| XS | 27.5-29 | 32-33.5 | 32 |
| S | 29.5-31.5 | 34-36 | 32 |
| M | 32-34.5 | 36.5-39 | 32 |
| L | 35-38 | 39.5-42 | 32.5 |
| XL | 38.5-42 | 42.5-45.5 | 32.5 |
| 2XL | 42.5-47 | 46-49 | 32.5 |
| 3XL | 47.5-52 | 49.5-53 | 32 |
Mens Footwear
Our team recommends that you choose a ½ size bigger than your shoe size when purchasing adidas rugby boots, their experience has found them to generally run small.
| UK | EU | US | Heel to toe (INCH) |
| 3.5 | 36 | 4 | 8.7 |
| 4 | 36⅔ | 4.5 | 8.9 |
| 4.5 | 37⅓ | 5 | 9 |
| 5 | 38 | 5.5 | 9.2 |
| 5.5 | 38⅔ | 6 | 9.4 |
| 6 | 39⅓ | 6.5 | 9.5 |
| 6.5 | 40 | 7 | 9.7 |
| 7 | 40⅔ | 7.5 | 9.8 |
| 7.5 | 41⅓ | 8 | 10 |
| 8 | 42 | 8.5 | 10.2 |
| 8.5 | 42⅔ | 9 | 10.4 |
| 9 | 43⅓ | 9.5 | 10.5 |
| 9.5 | 44 | 10 | 10.7 |
| 10 | 44⅔ | 10.5 | 10.9 |
| 10.5 | 45⅓ | 11 | 11 |
| 11 | 46 | 11.5 | 11.2 |
| 11.5 | 46⅔ | 12 | 11.3 |
| 12 | 47⅓ | 12.5 | 11.5 |
| 12.5 | 48 | 13 | 11.7 |
| 13 | 48⅔ | 13.5 | 11.9 |
| 13.5 | 49⅓ | 14 | 12 |
| 14 | 50 | 14.5 | 12.2 |
| 14.5 | 50⅔ | 15 | 12.4 |
| 15 | 51⅓ | 16 | 12.7 |
Womens Tops
| Size | Size # | Bust (INCH) | Waist (INCH) | Hip (INCH) |
| 2XS | 0-2 | 28.5-29.5 | 22-23.5 | 31.5-33 |
| XS | 4-6 | 30-32 | 24-26 | 33.5-35.5 |
| S | 8-10 | 32.5-34.5 | 26.5-28.5 | 36-38 |
| M | 12-14 | 35-37 | 29-31 | 38.5-40.5 |
| L | 16-18 | 37.5-40 | 31.5-33.5 | 41-43 |
| XL | 20-22 | 40.5-43 | 34-37 | 43.5-46 |
| 2XL | 24-26 | 43.5-46.5 | 37.5-41 | 46.5-49 |
Womens Bras
| Size | A | B | C | D | DD | E | F | G |
| 28 | - | XXS A-C | XXS A-C | XXS A-C | XXS D-DD | XXS D-DD | XXS D-DD | XXS D-DD |
| 30 | XXS A-C | XXS A-C | XXS A-C/XS A-C | XXS D-DD/XS A-C | XXS D-DD/XS D-DD | XS D-DD | XS D-DD | XS D-DD |
| 32 | XS A-C | XS A-C | XS A-C | XS D-DD | XS D-DD | XS D-DD/S D-DD | S D-DD | S D-DD |
| 34 | S A-C | S A-C | S A-C | S D-DD | S D-DD | S D-DD | M D-DD | M D-DD |
| 36 | S A-C/M A-C | M A-C | M A-C | M A-C/M D-DD | M D-DD | M D-DD | M D-DD | - |
| 38 | M A-C | L A-C | L A-C | L A-C/L D-DD | L D-DD | L D-DD | L D-DD | L D-DD |
| 40 | L A-C | L A-C | XL A-C | L D-DD | L D-DD/XL D-DD | XL D-DD | XL D-DD | - |
| 42 | XL A-C | XL A-C | XL A-C/2XL A-C | XL D-DD | XL D-DD | XL D-DD/2XL D-DD | 2XL D-DD | 2XL D-DD |
| 44 | XL A-C | 2XL A-C | 2XL A-C | XL A-C/2XL D-DD | 2XL D-DD | 2XL D-DD | - | - |
Womens Bottoms
| Size | Size # | Waist (INCH) | Hip (INCH) | Inseam (INCH) |
| 2XS | 0-2 | 22-23.5 | 31.5-33 | 30.5 |
| XS | 4-6 | 24-26 | 33.5-35.5 | 31 |
| S | 8-10 | 26.5-28.5 | 36-38 | 31 |
| M | 12-14 | 29-31 | 38.5-40.5 | 31.5 |
| L | 16-18 | 31.5-33.5 | 41-43 | 31.5 |
| XL | 20-22 | 34-37 | 43.5-46 | 31.5 |
| 2XL | 24-26 | 37.5-41 | 46.5-49 | 32 |
Womens Footwear
Our team recommends that you choose a ½ size bigger than your shoe size when purchasing adidas rugby boots, their experience has found them to generally run small.
| UK | EU | US | Heel to toe (INCH) |
| 3.5 | 36 | 5 | 8.7 |
| 4 | 36⅔ | 5.5 | 8.9 |
| 4.5 | 37⅓ | 6 | 9 |
| 5 | 38 | 6.5 | 9.2 |
| 5.5 | 38⅔ | 7 | 9.4 |
| 6 | 39⅓ | 7.5 | 9.5 |
| 6.5 | 40 | 8 | 9.7 |
| 7 | 40⅔ | 8.5 | 9.8 |
| 7.5 | 41⅓ | 9 | 10 |
| 8 | 42 | 9.5 | 10.2 |
| 8.5 | 42⅔ | 10 | 10.4 |
| 9 | 43⅓ | 10.5 | 10.5 |
| 9.5 | 44 | 11 | 10.7 |
| 10 | 44⅔ | 11.5 | 10.9 |
| 10.5 | 45⅓ | 12 | 11 |
| 11 | 46 | 12.5 | 11.2 |
| 11.5 | 46⅔ | 13 | 11.3 |
| 12 | 47⅓ | 13.5 | 11.5 |
| 12.5 | 48 | 14 | 11.7 |
| 13 | 48⅔ | 14.5 | 11.9 |
| 13.5 | 49⅓ | 15 | 12 |
| 14 | 50 | 15.5 | 12.2 |
Kids Tops
Babies & Toddlers
| Age | Height (INCH) | Chest (INCH) | Waist (INCH) | Hip (INCH) | Inseam (INCH) |
| 0M | 20-22 | 15 | 15 | 14.5 | 7.5 |
| 0-3M | 22.5-24.5 | 17 | 17 | 16.5 | 8.6 |
| 3-6M | 25-27 | 18 | 17.5 | 17.5 | 9.5 |
| 6-9M | 27.5-29 | 18.5 | 18.5 | 18.5 | 10.6 |
| 9-12M | 29.5-31.5 | 19.5 | 19.5 | 19.5 | 12.3 |
| 12-18M | 32-34 | 20 | 19.5 | 20.5 | 13.6 |
| 1-2Y | 34.5-36 | 20.5 | 20 | 21 | 15 |
| 2-3Y | 36.5-38.5 | 21.5 | 20 | 22 | 16 |
Children
| Age | Height (INCH) | Chest (INCH) | Waist (INCH) | Hip (INCH) | Inseam (INCH) |
| 3-4Y | 39-41 | 22 | 21 | 23.5 | 18 |
| 4-5Y | 41.5-43.5 | 23 | 21.5 | 24.5 | 19.5 |
| 5-6Y | 44-45.5 | 24 | 22 | 25 | 20.5 |
| 6-7Y | 46-48 | 24.5 | 22.5 | 26 | 22 |
Youth & Teens
| Age | Height (INCH) | Chest (INCH) | Waist (INCH) | Hip (INCH) | Inseam (INCH) |
| 7-8Y | 48.5-50.5 | 25 | 23 | 27 | 23.5 |
| 8-9Y | 51-53 | 26.5 | 24 | 28 | 24.5 |
| 9-10Y | 53.5-55 | 28 | 25 | 29.5 | 25.5 |
| 10-11Y | 55.5-57.5 | 29.5 | 26 | 30.5 | 27 |
| 11-12Y | 58-60 | 30.5 | 27 | 32 | 28 |
| 12-13Y | 60.5-62 | 32.5 | 28 | 33.5 | 19 |
| 13-14Y | 62.5-64.5 | 34 | 28.5 | 35 | 30 |
| 14-15Y | 65-67 | 35 | 29.5 | 36 | 31 |
| 15-16Y | 67.5-69.5 | 36 | 30 | 37 | 32.5 |
Kids Bottoms
Babies & Toddlers
| Age | Height (INCH) | Chest (INCH) | Waist (INCH) | Hip (INCH) | Inseam (INCH) |
| 0M | 20-22 | 15 | 15 | 14.5 | 7.5 |
| 0-3M | 22.5-24.5 | 17 | 17 | 16.5 | 8.6 |
| 3-6M | 25-27 | 18 | 17.5 | 17.5 | 9.5 |
| 6-9M | 27.5-29 | 18.5 | 18.5 | 18.5 | 10.6 |
| 9-12M | 29.5-31.5 | 19.5 | 19.5 | 19.5 | 12.3 |
| 12-18M | 32-34 | 20 | 19.5 | 20.5 | 13.6 |
| 1-2Y | 34.5-36 | 20.5 | 20 | 21 | 15 |
| 2-3Y | 36.5-38.5 | 21.5 | 20 | 22 | 16 |
Children
| Age | Height (INCH) | Chest (INCH) | Waist (INCH) | Hip (INCH) | Inseam (INCH) |
| 3-4Y | 39-41 | 22 | 21 | 23.5 | 18 |
| 4-5Y | 41.5-43.5 | 23 | 21.5 | 24.5 | 19.5 |
| 5-6Y | 44-45.5 | 24 | 22 | 25 | 20.5 |
| 6-7Y | 46-48 | 24.5 | 22.5 | 26 | 22 |
Youth & Teens
| Age | Height (INCH) | Chest (INCH) | Waist (INCH) | Hip (INCH) | Inseam (INCH) |
| 7-8Y | 48.5-50.5 | 25 | 23 | 27 | 23.5 |
| 8-9Y | 51-53 | 26.5 | 24 | 28 | 24.5 |
| 9-10Y | 53.5-55 | 28 | 25 | 29.5 | 25.5 |
| 10-11Y | 55.5-57.5 | 29.5 | 26 | 30.5 | 27 |
| 11-12Y | 58-60 | 30.5 | 27 | 32 | 28 |
| 12-13Y | 60.5-62 | 32.5 | 28 | 33.5 | 19 |
| 13-14Y | 62.5-64.5 | 34 | 28.5 | 35 | 30 |
| 14-15Y | 65-67 | 35 | 29.5 | 36 | 31 |
| 15-16Y | 67.5-69.5 | 36 | 30 | 37 | 32.5 |
Kids Footwear
Our team recommends that you choose a ½ size bigger than your shoe size when purchasing adidas rugby boots, their experience has found them to generally run small.
Babies & Toddlers
| UK | US | EU | Heel to toe (INCH) |
| 0k | 1k | 16 | 3.2 |
| 1k | 2k | 17 | 3.5 |
| 2k | 3k | 18 | 3.9 |
| 3k | 4k | 19 | 4.2 |
| 4k | 5k | 20 | 4.5 |
| 5k | 5.5k | 21 | 4.8 |
| 5.5k | 6k | 22 | 5 |
| 6k | 6.5k | 23 | 5.2 |
| 6.5k | 7k | 23.5 | 5.4 |
| 7k | 7.5k | 24 | 5.5 |
| 7.5k | 8k | 25 | 5.7 |
| 8k | 8.5k | 25.5 | 5.9 |
| 8.5k | 9k | 26 | 6 |
| 9k | 9.5k | 26.5 | 6.2 |
| 9.5k | 10k | 27 | 6.3 |
Children
| UK | US | EU | Heel to toe (INCH) |
| 10k | 10.5k | 28 | 6.5 |
| 10.5k | 11k | 28.5 | 6.7 |
| 11k | 11.5k | 29 | 6.9 |
| 11.5k | 12k | 30 | 7 |
| 12k | 12.5k | 30.5 | 7.2 |
| 12.5k | 13k | 31 | 7.4 |
| 13k | 13.5k | 31.5 | 7.5 |
| 13.5k | 1 | 32 | 7.7 |
| 1 | 1.5 | 33 | 7.9 |
| 1.5 | 2 | 33.5 | 8 |
| 2 | 2.5 | 34 | 8.2 |
| 2.5 | 3 | 35 | 8.3 |
Youth & Teens
| UK | US | EU | Heel to toe (INCH) |
| 3 | 3.5 | 35.5 | 8.5 |
| 3.5 | 4 | 36 | 8.7 |
| 4 | 4.5 | 36⅔ | 8.9 |
| 4.5 | 5 | 37⅓ | 9 |
| 5 | 5.5 | 38 | 9.2 |
| 5.5 | 6 | 38⅔ | 9.4 |
| 6 | 6.5 | 39⅓ | 9.5 |
| 6.5 | 7 | 40 | 9.7 |
| 7 | 7.5 | 40⅔ | 9.8 |
Caps & Hats
OSFY - stands for one size fits youth and should fit most children.
OSFM - stands for one size fits men and should fit most men.
OSFW - stands for one size fits women and should fit most women.
OSFL - stands for one size fits large and should fit larger heads.
Mens Tops
| Size | Chest (CM) | Waist (CM) | Hip (CM) |
| XS | 71-74 | 82-85 | 81 |
| S | 75-80 | 86-91 | 81.5 |
| M | 81-88 | 92-99 | 82 |
| L | 89-96 | 100-107 | 82.5 |
| XL | 97-106 | 108-116 | 83 |
| 2XL | 107-119 | 117-125 | 82.5 |
| 3XL | 120-132 | 126-135 | 82 |
Mens Bottoms
| Size | Waist (CM) | Hip (CM) | Inseam (CM) |
| XS | 27.5-29 | 32-33.5 | 32 |
| S | 29.5-31.5 | 34-36 | 32 |
| M | 32-34.5 | 36.5-39 | 32 |
| L | 35-38 | 39.5-42 | 32.5 |
| XL | 38.5-42 | 42.5-45.5 | 32.5 |
| 2XL | 42.5-47 | 46-49 | 32.5 |
| 3XL | 47.5-52 | 49.5-53 | 32 |
Mens Footwear
Our team recommends that you choose a ½ size bigger than your shoe size when purchasing adidas rugby boots, their experience has found them to generally run small.
| UK | EU | US | Heel to toe (CM) |
| 3.5 | 36 | 4 | 22.1 |
| 4 | 36⅔ | 4.5 | 22.5 |
| 4.5 | 37⅓ | 5 | 22.9 |
| 5 | 38 | 5.5 | 23.3 |
| 5.5 | 38⅔ | 6 | 23.8 |
| 6 | 39⅓ | 6.5 | 24.2 |
| 6.5 | 40 | 7 | 24.6 |
| 7 | 40⅔ | 7.5 | 25 |
| 7.5 | 41⅓ | 8 | 25.5 |
| 8 | 42 | 8.5 | 25.9 |
| 8.5 | 42⅔ | 9 | 26.3 |
| 9 | 43⅓ | 9.5 | 26.7 |
| 9.5 | 44 | 10 | 27.1 |
| 10 | 44⅔ | 10.5 | 27.6 |
| 10.5 | 45⅓ | 11 | 28 |
| 11 | 46 | 11.5 | 28.4 |
| 11.5 | 46⅔ | 12 | 28.8 |
| 12 | 47⅓ | 12.5 | 29.3 |
| 12.5 | 48 | 13 | 29.7 |
| 13 | 48⅔ | 13.5 | 30.1 |
| 13.5 | 49⅓ | 14 | 30.5 |
| 14 | 50 | 14.5 | 31 |
| 14.5 | 50⅔ | 15 | 31.4 |
| 15 | 51⅓ | 16 | 31.8 |
Womens Tops
| Size | Size # | Bust (CM) | Waist (CM) | Hip (CM) |
| 2XS | 0-2 | 73-76 | 57-60 | 82-85 |
| XS | 4-6 | 77-82 | 61-66 | 86-91 |
| S | 8-10 | 83-88 | 67-72 | 92-97 |
| M | 12-14 | 89-94 | 73-78 | 98-103 |
| L | 16-18 | 95-101 | 79-85 | 104-110 |
| XL | 20-22 | 102-109 | 86-94 | 111-117 |
| 2XL | 24-26 | 110-118 | 95-104 | 118-125 |
Womens Bras
| Size | A | B | C | D | DD | E | F | G |
| 28 | - | XXS A-C | XXS A-C | XXS A-C | XXS D-DD | XXS D-DD | XXS D-DD | XXS D-DD |
| 30 | XXS A-C | XXS A-C | XXS A-C/XS A-C | XXS D-DD/XS A-C | XXS D-DD/XS D-DD | XS D-DD | XS D-DD | XS D-DD |
| 32 | XS A-C | XS A-C | XS A-C | XS D-DD | XS D-DD | XS D-DD/S D-DD | S D-DD | S D-DD |
| 34 | S A-C | S A-C | S A-C | S D-DD | S D-DD | S D-DD | M D-DD | M D-DD |
| 36 | S A-C/M A-C | M A-C | M A-C | M A-C/M D-DD | M D-DD | M D-DD | M D-DD | - |
| 38 | M A-C | L A-C | L A-C | L A-C/L D-DD | L D-DD | L D-DD | L D-DD | L D-DD |
| 40 | L A-C | L A-C | XL A-C | L D-DD | L D-DD/XL D-DD | XL D-DD | XL D-DD | - |
| 42 | XL A-C | XL A-C | XL A-C/2XL A-C | XL D-DD | XL D-DD | XL D-DD/2XL D-DD | 2XL D-DD | 2XL D-DD |
| 44 | XL A-C | 2XL A-C | 2XL A-C | XL A-C/2XL D-DD | 2XL D-DD | 2XL D-DD | - | - |
Womens Bottoms
| Size | Size # | Waist (CM) | Hip (CM) | Inseam (CM) |
| 2XS | 0-2 | 57-60 | 82-85 | 77.5 |
| XS | 4-6 | 61-66 | 86-91 | 78 |
| S | 8-10 | 67-72 | 92-97 | 78.5 |
| M | 12-14 | 73-78 | 98-103 | 79 |
| L | 16-18 | 79-85 | 104-110 | 79-5 |
| XL | 20-22 | 86-94 | 111-117 | 80 |
| 2XL | 24-26 | 95-104 | 118-125 | 80.5 |
Womens Footwear
Our team recommends that you choose a ½ size bigger than your shoe size when purchasing adidas rugby boots, their experience has found them to generally run small.
| UK | EU | US | Heel to toe (CM) |
| 3.5 | 36 | 5 | 22.1 |
| 4 | 36⅔ | 5.5 | 22.5 |
| 4.5 | 37⅓ | 6 | 22.9 |
| 5 | 38 | 6.5 | 23.3 |
| 5.5 | 38⅔ | 7 | 23.8 |
| 6 | 39⅓ | 7.5 | 24.2 |
| 6.5 | 40 | 8 | 24.6 |
| 7 | 40⅔ | 8.5 | 25 |
| 7.5 | 41⅓ | 9 | 25.5 |
| 8 | 42 | 9.5 | 25.9 |
| 8.5 | 42⅔ | 10 | 26.3 |
| 9 | 43⅓ | 10.5 | 26.7 |
| 9.5 | 44 | 11 | 27.1 |
| 10 | 44⅔ | 11.5 | 27.6 |
| 10.5 | 45⅓ | 12 | 28 |
| 11 | 46 | 12.5 | 28.4 |
| 11.5 | 46⅔ | 13 | 28.8 |
| 12 | 47⅓ | 13.5 | 29.3 |
| 12.5 | 48 | 14 | 29.7 |
| 13 | 48⅔ | 14.5 | 30.1 |
| 13.5 | 49⅓ | 15 | 30.5 |
| 14 | 50 | 15.5 | 31 |
Kids Tops
Babies & Toddlers
| Age | Height (CM) | Chest (CM) | Waist (CM) | Hip (CM) | Inseam (CM) |
| 0M | 51-56 | 38.5 | 38.5 | 37 | 19.1 |
| 0-3M | 57-62 | 43 | 43 | 42 | 21.75 |
| 3-6M | 63-68 | 45.5 | 45 | 45 | 24.25 |
| 6-9M | 69-74 | 47 | 46.5 | 47.5 | 27 |
| 9-12M | 75-80 | 49.5 | 49 | 50 | 31.12 |
| 12-18M | 81-86 | 51 | 50 | 51.5 | 34.5 |
| 1-2Y | 87-92 | 52.5 | 50.5 | 53 | 38 |
| 2-3Y | 93-98 | 54.5 | 52.5 | 56 | 41 |
Children
| Age | Height (CM) | Chest (CM) | Waist (CM) | Hip (CM) | Inseam (CM) |
| 3-4Y | 99-104 | 56 | 54.5 | 60 | 45.5 |
| 4-5Y | 105-110 | 58 | 55 | 62 | 49.5 |
| 5-6Y | 111-116 | 60.5 | 56 | 64 | 52 |
| 6-7Y | 117-122 | 63 | 57 | 66 | 56 |
Youth & Teens
| Age | Height (CM) | Chest (CM) | Waist (CM) | Hip (CM) | Inseam (CM) |
| 7-8Y | 123-128 | 64 | 59 | 68 | 59.5 |
| 8-9Y | 129-134 | 67.5 | 61.5 | 71 | 62 |
| 9-10Y | 135-140 | 71 | 63.5 | 74.5 | 65 |
| 10-11Y | 141-146 | 74.5 | 66 | 77.5 | 68 |
| 11-12Y | 147-152 | 78 | 68 | 81 | 70.5 |
| 12-13Y | 153-158 | 82 | 70.5 | 85 | 73.5 |
| 13-14Y | 159-164 | 86 | 73 | 89 | 76.5 |
| 14-15Y | 165-170 | 89 | 74.5 | 91.5 | 79 |
| 15-16Y | 171-176 | 91.5 | 76.5 | 94 | 82 |
Kids Bottoms
Babies & Toddlers
| Age | Height (CM) | Chest (CM) | Waist (CM) | Hip (CM) | Inseam (CM) |
| 0M | 51-56 | 38.5 | 38.5 | 37 | 19.1 |
| 0-3M | 57-62 | 43 | 43 | 42 | 21.75 |
| 3-6M | 63-68 | 45.5 | 45 | 45 | 24.25 |
| 6-9M | 69-74 | 47 | 46.5 | 47.5 | 27 |
| 9-12M | 75-80 | 49.5 | 49 | 50 | 31.12 |
| 12-18M | 81-86 | 51 | 50 | 51.5 | 34.5 |
| 1-2Y | 87-92 | 52.5 | 50.5 | 53 | 38 |
| 2-3Y | 93-98 | 54.5 | 52.5 | 56 | 41 |
Children
| Age | Height (CM) | Chest (CM) | Waist (CM) | Hip (CM) | Inseam (CM) |
| 3-4Y | 99-104 | 56 | 54.5 | 60 | 45.5 |
| 4-5Y | 105-110 | 58 | 55 | 62 | 49.5 |
| 5-6Y | 111-116 | 60.5 | 56 | 64 | 52 |
| 6-7Y | 117-122 | 63 | 57 | 66 | 56 |
Youth & Teens
| Age | Height (CM) | Chest (CM) | Waist (CM) | Hip (CM) | Inseam (CM) |
| 7-8Y | 123-128 | 64 | 59 | 68 | 59.5 |
| 8-9Y | 129-134 | 67.5 | 61.5 | 71 | 62 |
| 9-10Y | 135-140 | 71 | 63.5 | 74.5 | 65 |
| 10-11Y | 141-146 | 74.5 | 66 | 77.5 | 68 |
| 11-12Y | 147-152 | 78 | 68 | 81 | 70.5 |
| 12-13Y | 153-158 | 82 | 70.5 | 85 | 73.5 |
| 13-14Y | 159-164 | 86 | 73 | 89 | 76.5 |
| 14-15Y | 165-170 | 89 | 74.5 | 91.5 | 79 |
| 15-16Y | 171-176 | 91.5 | 76.5 | 94 | 82 |
Kids Footwear
Our team recommends that you choose a ½ size bigger than your shoe size when purchasing adidas rugby boots, their experience has found them to generally run small.
Babies & Toddlers
| UK | US | EU | Heel to toe (CM) |
| 0k | 1k | 16 | 8.1 |
| 1k | 2k | 17 | 9 |
| 2k | 3k | 18 | 9.8 |
| 3k | 4k | 19 | 10.6 |
| 4k | 5k | 20 | 11.5 |
| 5k | 5.5k | 21 | 12.3 |
| 5.5k | 6k | 22 | 12.8 |
| 6k | 6.5k | 23 | 13.2 |
| 6.5k | 7k | 23.5 | 13.6 |
| 7k | 7.5k | 24 | 14 |
| 7.5k | 8k | 25 | 14.5 |
| 8k | 8.5k | 25.5 | 14.9 |
| 8.5k | 9k | 26 | 15.3 |
| 9k | 9.5k | 26.5 | 15.7 |
| 9.5k | 10k | 27 | 16.1 |
Children
| UK | US | EU | Heel to toe (CM) |
| 10k | 10.5k | 28 | 16.6 |
| 10.5k | 11k | 28.5 | 17 |
| 11k | 11.5k | 29 | 17.4 |
| 11.5k | 12k | 30 | 17.8 |
| 12k | 12.5k | 30.5 | 18.3 |
| 12.5k | 13k | 31 | 18.7 |
| 13k | 13.5k | 31.5 | 19.1 |
| 13.5k | 1 | 32 | 19.5 |
| 1 | 1.5 | 33 | 20 |
| 1.5 | 2 | 33.5 | 20.4 |
| 2 | 2.5 | 34 | 20.8 |
| 2.5 | 3 | 35 | 21.2 |
Youth & Teens
| UK | US | EU | Heel to toe (CM) |
| 3 | 3.5 | 35.5 | 21.6 |
| 3.5 | 4 | 36 | 22.1 |
| 4 | 4.5 | 36⅔ | 22.5 |
| 4.5 | 5 | 37⅓ | 22.9 |
| 5 | 5.5 | 38 | 23.3 |
| 5.5 | 6 | 38⅔ | 23.8 |
| 6 | 6.5 | 39⅓ | 24.2 |
| 6.5 | 7 | 40 | 24.6 |
| 7 | 7.5 | 40⅔ | 25 |
Caps & Hats
OSFY - stands for one size fits youth and should fit most children.
OSFM - stands for one size fits men and should fit most men.
OSFW - stands for one size fits women and should fit most women.
OSFL - stands for one size fits large and should fit larger heads.
La quantité sélectionnée dépasse le stock actuel
Taxe incluse.Les frais d'expédition sont calculés au moment du paiement.
Free UK tracked shipping on orders over £75
Same day dispatch on orders before 3pm, Mon-Fri
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Ajouter un produit à votre panier
Time may be in short supply, but you always find a way to squeeze in a run. These adidas AEROKNIT running tights keep you comfortable for early-morning miles and quick lunchtime loops. The seamless design is engineered to fit your body with a second-skin feeling, which encourages a full range of motion. Mesh details add airflow for a breezy feel.
Pairs with
UK Shipping
FREE standard tracked shipping on all UK orders over £75. For orders under £75, standard tracked delivery is from £2.99 (approx. 3–5 working days), express tracked from £3.99 (approx. 1–2 working days), and premium next-day options are available at checkout. UK shipping covers England, Wales, Scotland and Northern Ireland.
Store Collection
Click & Collect is available from our stores for FREE. Your chosen store will contact you when your order is ready to collect (please allow up to 7 days).
European & International Shipping
Tracked European delivery starts from £9.99 (approx. 5–10 working days depending on country). Rest of World tracked delivery starts from £19.99 with timings varying by destination. Additional courier options (including FedEx) are available at checkout where supported.
USA Shipping
We are currently unable to ship to the United States. We apologise for any inconvenience.
Customs & Extra Charges
Some larger items may incur extra delivery fees, and international orders may be subject to customs or import charges which are the responsibility of the customer.
For full details of all services, countries, prices and delivery times, please see our full Shipping Policy page.
This policy applies only to purchases made on rugby-heaven.co.uk. Items must be returned in original, resellable condition with tags and packaging.
Christmas Returns
Orders placed between 1 Nov–25 Dec 2025 qualify for exchanges until 5 Jan 2026. Refund terms remain unchanged.
How to Return
Request a return through your online account within 14 days of receipt. Once approved, follow the email instructions and return using a tracked service (postage at your cost) within 14 days of making the request. Do not attach labels directly to shoe/boot boxes.
Store Returns
Some items may be returned to a Rugby Heaven store with advance notice and printed proof of purchase. Stores cannot issue refunds; they only confirm receipt for our returns team.
Refunds
Contact us within 14 days of receiving your order if you need a refund. Items must be returned within a further 14 days. Refunds are processed within 14 days of receiving your return.
Free Gifts & Offers
Refunds require all promotional items to be returned. Exchanges for size require only the size-exchange item; exchanges for different items require all offer items returned.
Clearpay / Klarna
Refunds are issued back to your Clearpay or Klarna account. These orders cannot be returned in stores.
Gift Vouchers / Credit Notes
Refunds are returned to the original voucher or credit note.
Faulty Goods
Contact us before returning faulty items. If a manufacturing fault is confirmed, refunds or replacements will follow Consumer Rights Act 2015 guidelines.
This policy does not affect your statutory rights.
Payment Methods
We accept all major debit and credit cards, Shop Pay, PayPal, Apple Pay, Google Pay, Klarna and Clearpay. All payments are processed securely at checkout.
Payment Security
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For more information on how we handle your data, please refer to our full Privacy Policy.
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