SOFT: Our 'signature' softness comes from Tencel Lyocell, a unique material designed for natural comfort. SIMPLE: Our Swim Diapers come in 4 snug sizes. No disposable diaper needed. Go swimming, throw it in the wash and reuse again and again. Some parents love to use them as underwear too. Recommended for day-use only. PROTECTION: Wide back elastics and adjustable waist drawstrings that deliver a snug and comfortable fit for your baby. Made with a waterproof outer layer, and super soft, highly absorbent Tencel Lyocell inside. GIVING BACK: We commit 1% of our sales to 1% For The Planet to tackle climate change and support environmental causes. OUR COMMITMENT: All of our products are made from premium quality fabrications for supreme softness against baby's delicate skin.