Race Face Covert Knee Guard Protection For Your Knees Your knees are always in motion while you're riding, so you'll want to protect them. The Race Face Covert Knee Guard is a highly breathable knee guard featuring the innovative, ultra-low profile, CE-certified, D30 Ghost pad. All the protection and pedaling comfort that a trail rider like you needs, with none of the bulk. They feature mesh back panels for ventilation, silicone inner thigh, calf, and shin print to keep the guards in place while you're pedaling, and an abrasion-resistant knee cover. Features Low-profile D30 knee pad that protects without adding bulk Mesh back panel for ventilation Silicone inner thigh, calf, and shin print keeps the knee guards in place while you're riding Sizing Size Extra Small Small Medium Large Extra Large XX-Large Thigh (in)14. 5 - 15. 5"15. 5 - 16. 5"16. 5 - 17. 5"17. 5 - 18. 5"18. 5 - 19. 5"19. 5 - 20. 5"Calf (in)11. 5 - 12. 5"12. 5 - 13. 5"13. 5" - 14. 5"14. 5 - 15. 5"15. 5 - 16. 5"16. 5 - 17. 5" | Race Face | Covert Knee Guard Men's | Size Extra Small In Loam