GroVia Reusable Waterproof Swim Diaper for Baby, Infant, and Toddler (Size 3: 25-50 lbs, Funfair) Side snaps for easy clean up Soft terry inner Stretch sides means no sagging Inner: 88% Polyester, 12% Cotton Outer: 100% Water Resistant Polyester TPU (exclusive of trim) Size 1: 10-19 lbs Size 2: 16-33 lbs Size 3: 25-50 lbs Remove as much solid matter as possible. Place soiled swim diaper in a dry diaper pail. No soaking necessary. Wash on warm with detergent as needed. Tumble dry low. Do NOT use bleach or fabric softeners.