Flappy-Nappies® drop-flap diapers are designed for potty learning. The detachable waist belt stays on baby all day, making diaper changes effortless while baby stands or crawls--no changing pad needed! Time to go potty? The diaper opens like a flap from the front or back. Features of our all-in-two diaper include the following: -Two layers of waterproof PUL -Outer layer of PUL has adorable print -Absorbent pads (sold separately) snap into the cover -Cover and belt can be worn all day unless soiled (replace wet pads as needed) -Patent-pending Sizing: -0-36 Months has adjustable rise, rear, and adjustable belt. Fits babies 7-35 pounds. -2T/4T has adjustable rise, rear, and adjustable belt. Fits children 20-50 pounds. NOTE: Patterning on diapers varies from diaper to diaper. The diaper you receive may look slightly different from those pictured here.