The O'Brien Baby Safe Nylon Life Jacket is made with a soft, comfortable polyester outer shell. This infant vest is designed with a head flotation pad for extra safety and comfort to keep your little one happy. U.S. Coast Guard Approved.• Soft polyester outer• Two adjustable belts make it easy to put on and deliver a secure fit• Head flotation pad for extra safety and comfort• U.S. Coast Guard Approved• Infant Size: up to 30 lbs. Head flotation pad for extra safety & comfort U.S. Coast Guard approved Infant Size: up to 30 lbs.