Imse Vimse's swim diaper is a Platinium Award Winner. Excellent fit so your little one can move easily in the water. Soft elastic at the waist and legs, a PUL inner-fabric keeps everything contained. The outside is made from traditional swim suit fabric and side snaps make for quick and easy changing! The Imse Vimse swim diapers come in fun prints and are more comfortable and economical than disposable swim diapers. Ready to use - no insert or diaper needed. Public swimming pool approved!