Your little one will look oh-so-cute taking a dip in the ocean or the pool, and your baby's swim will also be pool-friendly! ZOOCCHINI's worry-free Reusable, Waterproof Swim Diaper & Sunhat Sets for your baby have UPF sun protection and are easily washable for simple care and maintenance. Our Reusable Waterproof Swim Diapers are lined with comfortable, soft mesh liner, and have an adjustable waist, tied to ensure a snug but comfortable fit. Unlike regular diapers, our Swim Diapers are designed to contain solid waste, which is mandatory for public pool safety. Paired with the Reusable Swim Diapers, our complementing Baby Sun Hats offer all day sun protection - a great way to enjoy the outdoors and have fun in the sun without worry. Make good choices and stay safe in the sun. UPF50+ clothing helps protect against sun, but sunscreen should be applied to any skin that is not covered by a sun protective garment (face, ears, hands, etc.), , Age 3-6M: 11-15lbs, Waist 6"-9" extended, 19 crown circumference, Age 6-12M: 15-22lbs, Waist 6.75"-10" extended, 20 crown circumference, Age 12-24M: 22-30lbs, Waist 7.5"-11" extended, 21 crown circumference, Designed to be worn alone without need for a diaper. If using under bathing suit or a diaper, please consider the next size up. , Package Includes: 1 UPF50+ Reusable Swim Diaper & 1 UPF50+ Sunhat, Designed in the USA