All products on FSAstore.com, the Flexible Spending Account Site, are guaranteed to be FSA Eligible! This stabilizing brace allows for full flexion while protecting injured medial and lateral structures such as the MCL, PCL, medial meniscus and lateral meniscus via medial/lateral steel reinforcements. This stabilization prevents further stress which helps promote healing. Patellar malalignment is controlled by a superior horseshoe. The hinges also protect the ACL and PCL by preventing hyperextension. PRODUCT FEATURES: Four way stretch for proper fit and comfort Sports neoprene for therapeuti