Troy lee designs t bone knee guard the t bone knee guard is lightweight and low profile yet still provides the protection you need it can be worn under your pants or with shorts for any riding adventure featuresmoulded eva outer knee shell with ballistic nylon coverknee cup consists of a combination stack of memory foam for secure performance fitthe knee sleeve is ergonomically contoured with two elastic velcro closures and internal silicone grippersbuy troy lee designs protectionfrom chai