The Under Armour Mens Iso-Chill Fusion Short-Sleeve Shirt is designed to keep you cool under pressure. This short-sleeve shirt is made with Under Armour Iso-Chill fabric that helps disperse your body heat, making it feel cool to the touch. It provides UPF 50 sun protection, as recommended by the Skin Cancer Foundation, making it a great way to safeguard your skin. Hybridized mesh paneling delivers ultimate breathability and cooling comfort. The Under Armour Iso-Chill Fusion Short-Sleeve Shirt for men is super-lightweight and comfortable for all-day wear on the water or for outdoor training. 100% polyester. Machine wash. Imported. Sizes: S-3XL. Colors: Dust, Mod Gray, Black. Type: Short-Sleeve Shirts.