Compression: This ultra-tight, second-skin fit delivers a locked-in feel that keeps your muscles fresh & your recovery time fast. Brushed knit traps heat, keeping you warm and comfortable when you need to be active in the cold Lightweight, 4-Way Stretch construction improves mobility and accelerates dry time Anti-Odor technology prevents the growth of odor-causing microbes Tonal Flatlock Seams feel smooth against your skin and prevent chafing Envelope waistband allows for the ultimate fit and comfort Polyester/Elastane