Inov8
Footwear
| UK SIZE | EU SIZE | US SIZE MEN'S | US SIZE WOMEN'S | 
| 1 | 33 | 2 | 3.5 | 
| 2 | 34.5 | 3 | 4.5 | 
| 3 | 35.5 | 4 | 5.5 | 
| 3.5 | 36 | 4.5 | 6 | 
| 4 | 37 | 5 | 6.5 | 
| 4.5 | 37.5 | 5.5 | 7 | 
| 5 | 38 | 6 | 7.5 | 
| 5.5 | 38.5 | 6.5 | 8 | 
| 6 | 39.5 | 7 | 8.5 | 
| 6.5 | 40 | 7.5 | 9 | 
| 7 | 40.5 | 8 | 9.5 | 
| 7.5 | 41.5 | 8.5 | 10 | 
| 8 | 42 | 9 | 10.5 | 
| 8.5 | 42.5 | 9.5 | 11 | 
| 9 | 43 | 10 | 11.5 | 
| 9.5 | 44 | 10.5 | - | 
| 10 | 44.5 | 11 | - | 
| 10.5 | 45 | 11.5 | - | 
| 11 | 45.5 | 12 | - | 
| 11.5 | 46.5 | 12.5 | - | 
| 12 | 47 | 13 | - | 
| 13 | 48 | 14 | - | 
| 14 | 50 | 15 | - | 
Laces
| S | M | L | XL | 
| UK 3 - 6 | UK 7 - 9 | UK 10 - 12 | UK 13+ | 
| US 4 - 7 | US 8 - 10 | US 11 - 13 | US 14+ | 
Men's / Unisex Clothing
| XXS | XS | S | M | L | XL | XXL | |
| CHEST | 
 32 - 34" 81 - 86 cm  | 
 34 - 36" 86 - 91 cm  | 
 36 - 38" 91 - 96 cm  | 
 38 - 40" 96 - 102 cm  | 
 40 - 42" 102 - 106 cm  | 
 42 - 44" 106 - 111 cm  | 
 44 - 46" 111 - 116 cm  | 
| WAIST | 
 27 - 29" 68 - 73 cm  | 
 29 - 31" 73 - 78 cm  | 
 31 - 33" 78 - 83 cm  | 
 33 - 35" 83 - 88 cm  | 
 35 - 37" 88 - 93 cm  | 
 37 - 39" 93 - 98 cm  | 
 39 - 41" 98 - 103 cm  | 
Women's Clothing
| UK SIZE | EU SIZE | US SIZE | CHEST | WAIST | HIPS | 
| 6 | 32 | 2 | 
 31 - 33" 78 - 82 cm  | 
 23 - 25" 60 - 64 cm  | 
 34 - 35" 86 - 90 cm  | 
| 8 | 34 | 4 | 
 33 - 34" 82 - 86 cm  | 
 25 - 27" 64 - 68 cm  | 
 35 - 37" 90 - 94 cm  | 
| 10 | 36 | 6 | 
 34 - 36" 86 - 90 cm  | 
 27 - 28" 68 - 72 cm  | 
 37 - 38" 94 - 98 cm  | 
| 12 | 38 | 8 | 
 36 - 37" 90 - 94 cm  | 
 28 - 30" 72 - 76 cm  | 
 38 - 40" 98 - 102 cm  | 
| 14 | 40 | 10 | 
 37 - 38" 94 - 98 cm  | 
 30 - 31" 76 - 80 cm  | 
 40 - 42" 102 - 106 cm  | 
| 16 | 42 | 12 | 
 38 - 40" 98 - 102 cm  | 
 31 - 33" 80 - 84 cm  | 
 42 - 44" 106 - 110 cm  | 
Handwear
| S | M | L | XL | |
| GLOVE | 
 6 - 7" 15 - 18 cm  | 
 7 - 8" 18 - 20 cm  | 
 8 - 9" 20 - 23 cm  | 
 9 - 10" 23 - 25 cm  | 
| MITT | 
 6 - 7" 15 - 18 cm  | 
 7 - 8" 18 - 20 cm  | 
 8 - 9" 20 - 23 cm  | 
- | 
Socks
| S | M | L | 
| UK 3 - 6 | UK 7 - 9 | UK 10 - 12 | 
| US 4 - 7 | US 8 - 10 | US 11 - 13 | 
Extreme Thermo Socks
| SOCK SIZE | UK SHOE SIZE | US M | EU | 
| XS | 3 - 5 | 4 - 6 | 36 - 38 | 
| S | 5 - 7 | 6 - 8 | 38 - 40 | 
| M | 7 - 9 | 8 - 10 | 40 - 43 | 
| L | 9 - 11 | 10 - 12 | 43 - 46 | 
| XL | 11 - 13 | 12 - 14 | 46 - 48 | 
Packs and Bags
| S/M | ML/XL | 
| 32 - 34" chest | 38 - 46" chest | 
| 75 - 105 cm chest | 90 - 120 cm chest |