"Starter Pack includes: 4 one-size diaper covers and 12 daytime diaper inserts. Basics Pack includes: 6 one-size diaper covers, 18 daytime diaper inserts, plus 2 nighttime doubler inserts. Deluxe Pack includes: 8 one-size diaper covers, 24 daytime diaper inserts, plus 2 nighttime doubler inserts, 2 packs of velour wipes, and 1 small wet bag. Includes colors of covers and wet bag shown in photo. Our one-size diaper covers are soft, durable, and leak-proof. The doubler-gussets around the legs keep the mess in, so your little one can run, jump, climb, and sleep while your mind is at ease. Elastic at the back and tummy makes a custom fit.The durable snaps allow the covers to adjust to fit any baby (approximately 9-35 lbs.). Our daytime inserts are made of 4 layers of absorbent micro fiber, with a luxuriously soft layer of fleece on top. Buttons cloth inserts snap into our one-size diapers covers. Plus, they come in 2 sizes for your growing baby (small fits babies 9-20 lbs., large fits babies 20-35 lbs.). Our nighttime doublers have 6 wonderful layers of micro fiber, for extra absorbency, and work as a doubler with Buttons daytime inserts snapped on top. Buttons cloth inserts snap right into our one-size diapers covers. Plus, they come in 2 sizes for your growing baby (small fits babies 9-20 lbs., large fits babies 20-35 lbs.) Note: the nighttime doubler is made to be used with our daytime insert snapped on top. Only the daytime insert has a top layer of soft moisture-wicking fleece to keep baby's skin dry."Buttons Diapers