Sun rays are no match for our UVB long-sleeve tee. Made with a relaxed fit, River Daze has never been comfier. This semi-perforated stretchy material is breathable and quick to dry, allowing you to stay cool on the trail or river while being protected from the sun. This material has a 65 UPF (Ultraviolet Protection Factor) when wet and 71 UPF when dry Designed to be a relaxed fit long sleeve tee with a standard crew neckline * Hem should fall at the hip * Sleeves should be roomy and hit at the wrist If you're looking for a roomier fit, size up one size Materials: * 90% Nylon * 10% Spandex Care: * Machine wash cold with like colors, tumble dry on low