Take your little one to the pool without worrying about any accidents with the iPlay Boys' Turtle Journey Swim Trunks w/Built-in Swim Diaper (Baby, Toddler). Features No other diaper necessary! Trim, lightweight diaper encourages swimming Snug fit helps contain solid matter & is approved for public pools Economical & creates less waste use & reuse Materials: Microfiber polyester shell; Polyester lining Fabric: Microfiber polyester shell; Polyester lining Closure: Pull on Fit: Snug