Patented, Advanced Athletic Wear in Loose Fit and Tight Fit Offers Advanced Water Repelency and Hydration. 80% Polyester & 20% Lycra/Spandex. Lock stitched for best fit. With Patented Dry Defense Moisture Wicking Treatment. Enhances Oxygenated Blood Plasma Flow for Optimal Efficiency, Air Circulation and Actually Peaks Performance Up To 10%-15%. Machine Washable. Patented, Advanced Athletic Wear in Loose Fit and Tight Fit Offers Advanced Water Repelency and Hydration. 80% Polyester & 20% Lycra/Spandex. Lock stitched for best fit. With Patented Dry Defense Moisture Wicking Treatment. Enhances Oxygenated Blood Plasma Flow for Optimal Efficiency, Air Circulation and Actually Peaks Performance Up To 10%-15%. Machine Washable.