Under Armour Performance Compression HeatGear Men's M Long Sleeve White Top SIZE M Color: White Ultra Tight, second skin fit that offers range of motion and comfort Body: 84% Polyester 16% Elastane Mesh: 92% Polyester 8% Elastane Measurements are flat and approximate : 17 inches from underarm to underarm 25 inches sleeve 25 inches in length from shoulder to bottom Perfect for cold weather athletic events and under uniforms New to Poshmark? Use code JWALK2512 to receive an additional discount with your first purchase.