Coolibar UPF 50+ Kids' Surf Shirt - Sun Protective Polyester/Spandex Pull On closure UPF 50+ - protects against 98% of UVA and UVB rays Aqua SUNTECT&reg;: Chlorine and saltwater resistant with 4-way stretch Elbow length sleeve and front lining, straight hem with gripper elastic to keep shirt in place Stand-up collar for extra neck protection, front lining to prevent see-through, and flat lock seams to prevent chaffing; Easy care: machine wash, line dry; Imported Recommended UPF 50+ sun protection for all kids who are ready to splash in the water