US Coast Guard Approved: This personal flotation device meets USCG requirements. Less bulky design for use when quick response is likely and offers a larger range of motion Closed Sided: Offers a tighter and more secure fit to keep your life vest in place. Designed for water sports, personal watercrafts and general boating safety Buckles: Side release buckles open and close quickly to ensure safety and security on the water Material: Soft UV and stain resistant 200-denier polyester shell with lightweight Poly-E flotation inside Sizing: This life jacket follows the sizing determined by the USGC and is designed to fit children that weigh 30-50 pounds and have a 22-25-inch chest size