Newborn diaper covers adjust to fit babies from 7-12 lbs. These are perfect for the newborn stage. The Newborn diaper cover features: - Two layers of PUL throughout (wipe-able interior) - Double leg gussets - Waist elastic at back and tummy - Two rows of waist snaps - Insert snaps to snap Buttons inserts in place - Compatible with Buttons size SMALL diaper inserts