Enjoying tennis and playing harder, longer and for a lifetime with the ultimate foot protection. Fast starts, fast stops and lateral movements on the court caused pain and stress on your feet. Specifically engineered to deliver maximum comfort for any player who’s prone to blisters or discomfort. -Constructed with THOR-LON blended with thermal fibers for extra insulation and superior softness, resilience, durability, and moisture wicking for dryer, warmer, better feeling feet. -Unique padding specifically engineered for tennis, clinically shown to reduce blisters, pain, pressures and moisture for maximum protection. -Fiber content: 85% THOR-LON Acrylic, 14% nylon, 1% elastic -Made in the USA Size: medium Unisex New with tag Smoke free & pet free home