UV 50+ rated four-way stretch 8 ounce spandex designed by XCel from the yarns to finished product for the most high performance, durable and effective protection from the sun. Flatlock seams Beefy 8 oz Lycra spandex for durability Comfortable low collar Traditional t-shirt styling for everyday wear in and around the water. Four-way stretch spandex binding on sleeve and waist openings for longer life and to prevent rolling. Note: Logo style may vary slightly from those shown