Prefolds are the old fashion diapers, again made better and more modern. These diapers need to be folded before they are put on the baby and then pinned
or fastened with a snappi
. They also require a cover
to add the waterproof barrier. The benefit to prefolds is they can also be used for rags, burp cloths, and an on the go changing pad! They are usually the most economical diaper system.