Youth Fit: Sized for youth; provides buoyancy and a secure fit with adjustable straps for growing riders. US Coast Guard Approved: Type III personal flotation device meets all US Coast Guard requirements for recreational boating. Evoprene Material: Quick-drying Evoprene foam construction remains comfortable and dry during extended water activities. Adjustable Fit: Adjustable buckle straps provide a secure, customized fit across a range of body sizes within each size range. 2-Year Warranty: Backed by a 2-year manufacturer warranty. WOW Sports customer support is available for product questions.