7idp Transition Knee Guard Taking big risks calls for more protection but that doesn't mean added bulk and inconvenience. The Transition Knee Guards are lightweight and flexible offering low-profile protection that's accommodating the range of motion of your pedal stroke. The blend of polyester and spandex with a four-way stretch mesh, allow for maximum ventilation. The Transition knee guards are easy to slip-on and pack away in jersey pockets. 7idp Transition Knee Guard Features:Rollable and stowable size Low weight, compression fit A combination of poly/spandex and 4-way stretch mesh provide great fit and ventilation Designed beyond CE EN 1621/1 standard to ensure maximum protection SIZE CHARTSize Small Medium Large Extra Large Thigh (in)15 - 17"17 - 19"19 - 21"21 - 23" | 7Idp | Transition Knee Guards Men's | Size Extra Large In Black | Polyester/spandex