The Cosmos print gives this Smart Bottoms pull-on a fun look, and it works just like a training pant when it's time for changes. The super stretchy waist and legs pull up and down easily, so your child can help out during potty learning or a quick swap.Inside, a stay-dry athletic wicking jersey lining keeps skin feeling cool, while built-in bamboo terry locks moisture into the core for a leak-free fit. A hidden pocket lets you tuck in the included bamboo insert when your child needs more absorbency for longer stretches or overnight, and waterproof leg gussets help keep everything where it belongs. Lining: 100% polyester athletic wicking jersey Absorbency: bamboo rayon and polyester Waterproof outer layer of PUL One 4-layer bamboo terry insert included Note: sizing does not match disposable sizing, so check the size chart before ordering. Wash and dry before first use to build absorbency. Pairs well with Hemp Organic Cotton Newborn Cloth Diaper, Newborn Cloth Diaper - Incognito, and Newborn Cloth Diaper with Umbilical Notch.