Shin Splints Relief from AceFit, Calf Compression Sleeve, Men and Women's Leg Sleeves Great for Running, Cycling, Walking, Sports & Travel, True Graduated Compression Boosts Circulation Ensures Faster Recovery, 1 Pair Black, Ease Your Pain Now! The AceFit Compression Sleeves are made of premium quality, durable compression fabric made of 88% Copper-Embedded Nylon, 12% Spandex. Helps reduce the pain of Shin Splints The effective graduated compression provides support for muscle stiffness, soreness and pain. Facilitates the recovery of muscles and joints Lightweight and comfortable for all-day wear