New Active Ankle AS1 Lace Up with Strap Ankle Brace, Large Black Large:Black 4 inch square white platform 340471 33 23 Used 4 inch square white platform as well as protection after injury Upper strapping system locks brace in position Outer mesh shell with bidirectional stretch fabric fastens on the sides then comfortably locks across the quadriceps Flexible steel springs support both sides of the knee Lace up ankle brace with pro fit design removes excess material at the forefoot and has a wider and more comfortable heel hole to reduce rubbing and irritation Speed lacing eyelets improve ease of application and reduce hot spots on the body of the brace and laces are reinforced to prevent fraying and breaking Non slip silicone printing on sole keeps straps in place for sports like Volleyball