Speedo Kids' UPF 50+ Begin to Swim Neoprene Swim Vest Great tool for helping young swimmers build water confidence New form fitting sleek design promotes greater mobility Made of soft and durable neoprene Front zipper for easy on and off Speedo's trademarked "Block the Burn" UV 50+ provides protection from the sun's harmful UVA and UVB rays to protect from sunburn, skin damage, and skin cancer