2XU Men's Compression Quad Sleeves 80% Nylon, 20% Lycra Sport Imported Exceptional moisture management to keep you dry in all activities Muscle containment for reduced vibrations and oscillation, less muscle fatigue and damage Seamless construction for exact fit and wide thigh band comfort Soft to the hand, breathable and moisture wicking for exceptional comfort for long durations of wearing Circular 360 degree knit construction creates a consistent yet powerful pressure Lightweight and breathable fabric with SPF 50+ sun protection for all day comfort