Under Armour Mens Cold Gear Longsleeve Compression Crew Black 87% Polyester, 13% Elastane 87% Polyester/13% Elastane Dual-layer EVO ColdGear provides a durable, slick, fast-drying exterior 4-way stretch fabrication improves mobility and accelerates dry time, while maintaining shape Signature Moisture Transport System wicks sweat to keep you dry Machine Wash, Imported