For the rider needing stability and protection for their knees, the 6400 Knee Brace offers protection in a lightweight and comfortable package. The 6400 Knee Brace's bilateral support hinges use hyperextension stops to support and help prevent injury to the knee. Comfort comes from the X-Fit Stap System that helps prevent the bunching that could limit movement and create discomfort while out on the trail or slope. Adjustment Upper and lower compression straps to create a customized fit. The protective thermoplastic knee pad is covered in an abrasion resistant material for ultimate durability and longevity. All of this is on a lightweight knee brace that is at home on a motorcycle, mountain bike, snowboard or skis.Features:- Patent pending X-Fit® Strap System securely wraps leg contours with comfort and overlaps hinges to maximize stability during flex- Bilateral Support hinges with hyperextension stops and impact absorbing base pads- Molded thermoplastic knee protection- Upper and lower compression fit straps for tailored fit- Abrasion resistant knee cap covering for ultimate durability and longevity- Moisture-wicking frame liners and condyle pads keep you cool and comfortable during extreme conditions- Hypalon® pull-tabs offer easy grip when fitting- Sold in pairs-left/right