Stay cool, covered, and comfortable with the Under Armour Heat Gear Compression Sleeveless top in White/Black. UA's original performance baselayer features an ultratight fit for lightweight, sweat-wicking coverage without distraction. The refined design minimizes irritation and enhances durability by keeping seams away from high abrasion areas. Mesh underarm panels provide targeted ventilation, while the stretchy material and raglan sleeves allow free movement for any sport. Key features include a second-skin fit, superlight HeatGear fabric for superior coverage without added weight, strategic ventilation via mesh panels, sweat-wicking material that dries quickly, anti-odor technology, and an ergonomic design. The hybrid raglan sleeve construction offers added range of motion and comfort. Made with 84% polyester and 16% elastane; mesh is 92% polyester and 8% elastane. Machine wash cold with like colors, use non-chlorine bleach if needed, tumble dry low. Do not iron or use softeners. Do not dry clean.