The Flex Knee pads were made to cover all ranges of riders looking for a durable knee pad that offers both a soft internal pad mixed with an external hard shell. Abrasion resistant material covers the front and sides to wrap everything together.Double layer custom foam for increased airflow and reduced weightUpper calf muscle support to prevent pad from slippingCenter adjustment strap provides even tension above calf muscle and around top of padCustom iDP polygon neoprene for superior protection and ventilationDesigned beyond CE EN1621/1 standardsItem SpecificationsColorBlackGender/AgeMen'sSizeLargeProtection AreaKneeDefined ColorBlackSIZING CHART SMALLMEDIUMLARGEX-LARGEThigh inch15-17"17-19"19-21"21-23"Thigh cm38-43cm43-48cm48-53cm53-58cm 7 Protection Flex Knee Leg Protection EAN: 5055356323988