AIO style diapers have a waterproof cover with built-in inserts. This means the inserts are sewn into the diaper, so no extra pieces or steps. bumGenius Freetime and bumGenius Elemental are all-in-one style diapers. Many people consider all-in-one cloth diapers to be the most convenient style because there is no need to stuff inserts for absorbency.
All-in-one cloth diapers are very easy to use, especially for those who may be resistant or new to cloth like babysitters or daycare.
The newest All-in-one from the Cotton Babies family of brands is the Elemental Joy One-Size Cloth Diaper.