18 diaper boosters- 11 unbleached gauze and 7 flannel diaper Doublers. These were gently used a few times. Bundle with other cloth diaper items to save on shipping and receive discount. Each doubler is 4 x 14 inches and made of six layers of soft absorbent 100% cotton gauze. This is the same material as our OsoCozy Indian Cotton Unbleached Prefold Diapers. Add these to any diaper for extra absorbency or as a stain guard layer. This little extra will do the trick when needed to keep baby dry at night or during long naps. Use in all types of cloth diapers for added absorbency.