Work out wearing this Under Armour legging to reduce muscle soreness, fatigue and prevent swelling. Product Features: Ultra-tight COMPRESSION fit Lightweight, 4-Way Stretch fabric Signature Moisture Transport System wicks away sweat Keeps you cool and dry Anti-Odor technology to keep you fresh, longer Fold-over fused Sew-free hem Flat modulus elastic waistband provides comfort Nylon/Elastane