The Stepping Stones Long Sleeve One Piece by Aqua Blu Australia is the ideal swim piece for your active one. Designed to protect your child from harmful UVA and UVB rays, this one piece boasts a UPF sun protection rating of 50+. Excellent UPF 50+ Sun Protection Rating Full length sleeves Closed-end front zipper Fabric Outer: 73% Nylon, 27% Elastane Fabric Inner: 88% Polyester, 12% Elastane