Safe and fun! These character-themed vests are USCG-approved Type-III PFDs. All have 1 adjustable buckle straps. Both Child and Infant models have leg straps; infant model has rounded flotation collar with grab strap for the ultimate in security and safety. Taffeta/polyester. Imported.Sizes: Infants(less than 30 lbs.), Child(30-50 lbs.), Youth(50-90 lbs.).Styles: Cars 2, Hello Kitty, Princess, Spiderman.