Your baby will be the most stylish baby at the pool with Bambino Mio's award-winning reusable swim diapers, perfect for the pool and vacation. Easy to use and the ultimate solution for baby swimming as there is no need to wear an extra diaper. The water repellent outer layer and leak proof finish on the leg sections keep your baby safe in the water. The super soft cotton terry lining is very gentle on baby's skin. Adjustable drawstring waistband makes it easy to put on and is comfortable and secure. Made of lightweight material that won't drag your baby down in the water. Mix & match - coordinate your outfit with Bambino Mio swim shirts. Every part of this product is Oeko-Tex Standard 100 certified - the world's leading certification for textiles tested for harmful substances and guarantees the safety of the materials used in Bambino Mio products. Inside is made of 80% cotton, 20% polyester with polyurethane coating. Outside is 100% polyester.