Suitable for babies and toddlers 8lbs-36lbs or 3kg-15kg, (a rough guide for reference only) Length of Diaper: 39cm in length X 35cm in width One size fits all, you can adjust it to your desired size (S, M or L) by snapping onto different rows of buttons on the nappy Hip snaps and crossover snaps to prevent wing droop Washable, waterproof and breathable Comfortable elastic legging area to prevent leaking Can be used as nappy cover: because the nappy is waterproof, it will also work just like Baby BeeHinds nappy cover. Use it (without the insert) with your disposable nappies at night time or nap time to prevent leaking and keep your bedding dry