Luvable Friends All In One Reusable Diaper keeps your baby dry and comfortable while being environmentally conscience. This absorbent and comfy diaper has an easy to use snap system which can be adjusted to accommodate babies from 0 24 months old. There is an opening in the rear of the diaper for easy installation and removal of absorbent insert. The diaper comes with 2 absorbent inserts – one small (5"x13".) insert for regular use, and one large (5"x14".) insert for heavy wetters or overnight use. Each insert is made with 3 layer of absorbent microfiber. Inserts can be used alone or together for extra protection. More inserts can be purchased separately