Jojo Maman Bebe Baby Boys' 2 Piece Light Weight Sun Protection Suit 80% Nylon/20% Spandex Imported Machine Wash 80 percent nylon, 20 percent lycra Elastane Essential sun protection swimwear for holidays. Fun whilst practical sun protection suits. UPF 50+ (98 percent effective at blocking UVA rays), these UV sunsuits are great for swimming and playing in the sun Lightweight, comfortable and quick drying sunsuit with appliques to the front. Sunburn during childhood can lead to skin cancer later in life - keep babies out of the sun, protection offered by this item may be reduced with use, or if stretched or wet Machine washable at 30 degrees