70% Nylon, 30% Elastane. Fabric: Knitted. Graduated compression: 15-20mmHg, Shock Absorbing. Fabric Technology: Breathable, Compression 360, Lightweight, Quick Dry, Soft. Design: Contrast, Plain. Helps Prevent the Build Up of Lactic Acid, Increases Blood Flow, Increases Circulation, Prevents Calf Cramps, Prevents Shin Splints, Reduces Muscle Fatigue, Relieves Pain. Seamless, Shaped, Tag Free. Ref: UTPC7437