Product Size Product Size #US7.5/UK6/EU395/CM24.5 #US8.5/UK7/EU40.5/CM25.5 1.3l 1.6l 10 UK 10.5 UK 11 UK 11-12 13-14 135 145 155 1l 2 litre 2.0Litre 250mm x 145mm 250mm x 155mm 29 x 2.30 Tan 29 x 2.40 29 x 2.40 Tan 2L 36 37 39 3L 3XL 43mm 45.5 45c 47mm 48 48.1 5.5 UK 51mm 54 6 UK 6.5 UK 7 UK 7-8 7.5 UK 8 UK 8.5 UK 9 UK 9-10 9.5 UK Large (59-62) Large(59-62) M-XL M/L (55-61cm) Medium (55-58) Medium Large Medium/Large S/M (51-58cm) Small (51-54) Small 27.5 Small 27.5 Inch Small(50-54cm) Small(50-56) Small/Medium UK 10 UK 10.5 UK 11 UK 11.5 UK 12 UK 12.5 UK 13.5 UK 5.5 UK 7.5 UK 8 UK 8.5 UK 9 UK 9.5 UK10 UK10.5 UK11 UK11.5 UK12 UK12.5 UK4 UK5 UK5.5 UK6 UK6.5 UK7 UK7.5 UK8.5 UK9 UK9.5 US10 US10.5 US11 US11.5 US12 US12.5 US7.5 US8.5 US9 US9.5 XLage XLG XS XS-S XSmall 27.5 Inch XXLarge XXS XXSmall XXSmall 26 XXSmall 26 Inch XXXL Youth (50-55cm) 10.5Uk 10Uk 11Uk 12Uk 20 Inch 27.5 S 27.5 XS 29 L 29 M 2XL 38 40 41 42 42.5 43 43.5 44 44.5 45 46 47 5.5UK 56 58 5Uk 6.5Uk 6Uk 7.5Uk 7Uk 8.5Uk 8Uk 9.5Uk 9Uk L Large M M/L Medium Medium (55/58) Medium-Large (55/58) ML S S 27.5 S/M Small US8 XL XL-XXL (59/62) Xlarge XSmall XXL XXXLarge