microSHIFT H11 Cassette 11 Speed, 11 25t, Chrome Plated basekit SIZE XXS XS S M Flavor:PB&J SIZE XXS XS S M L XL CHEST (in) 25 30 31 33 33 35 35 37 37 39 39 41 HEIGHT (ft in) 4'5" 4'7" 4'9" 5'3" 5'3" 5'6" 5'5" 5'10" 5'10" 6'1" 5'8" 6'2" WEIGHT (Ibs) 70 99 101 116 118 134 132 147 145 163 160 173 BODY TYPE XXS YOUTH XS SMALL SMALL MEDIUM MEDIUM LARGE EXTRA LARGE CHEST (cm) 65 77 78 83 83 89 89 94 94 99 99 104 HEIGHT (cm) 138 143 144 160 157 167 165 177 170 185 177 189 WEIGHT(kg) 32 45 46 53 54 61 60 67 66 74 73 79 these shorts help a swimmer achieve proper swim position in the water by keeping the hips on the surface