Lightweight sunshirts are either too light to actually protect you from the sun, or too heavy to keep you cool on the hottest days on the water. The new Sol Tropic Hoody, boasts a 40+ UPF rating while maintaining a soft in the hand and ultra lightweight feel. 100% polyester, 85 gram textile stays light on your skin to perform when the humidity is as high as the temperature. The Tropic Hoody will let the breeze in but keep the sun out.