MEDIUM Neoprene Ankle Brace & Stays - Lace Up Foot Support Sprain Pain InjuryTechnical Specification: For moderate ankle pain, chronic weak ankles, sprains, ankle instabilities and injury prevention. Universal fitting for both feet. Lace-up front. Material: 70% polyester, 10% PVC, 10% PE, 5% PU foam, 3% rubber, 2% iron. Alias ID - dr01869