Under Armour Girls' ColdGear Long Sleeve 87% Polyester, 13% Elastane Imported Dual-layer EVO ColdGear construction combines a smooth, fast-drying exterior with a brushed, heat-trapping interior Material wicks sweat & dries really fast Lightweight, 4-way stretch construction improves mobility and maintains shape Anti-microbial technology helps fight odors to keep your gear fresher, longer Drop-tail hem offers superior back coverage