Speedo Little Boys' Begin To Swim Toddler UV 50 Plus Long Sleeve Rashguard 80% Nylon/20% Other Fibers Imported Trademarked block the burn technology with UPF 50 plus protection Vibrant extra life lycra fabric lasts 5 to 10 times longer to give you more value for your money Resists bagging, sagging, and the effects of suntan lotion, skin oils, and chlorine Long sleeves for maximum sun protection Made by Speedo, the world's number1 swim brand. Made of 80 percent nylon and 20 percent lycra Trademarked block the burn technology with UPF 50 plus protection Vibrant extra life lycra fabric lasts 5 to 10 times longer to give you more value for your money Resists bagging, sagging, and the effects of suntan lotion, skin oils, and chlorine Long sleeves for maximum sun protection Made by speedo, the world's number1 swim brand Made of 80 percent nylon and 20 percent lycra