2pcs/pack, comes with a large one and a small one, high capacity--Plain Wet Bag for Cloth and Baby stuffs;Reusable, machine washable. Large size: L16.5''*W12.5''; Small size:L11.5''*W9.5''. Mark: Not 100% waterproof because of sewing made.;Two size bag. Large one for diaper, bathing suits, the beach towel,gym clothes. Small one for your bits and pieces. Double zipper compartments making it much more convenient for you to separate dirty and clean diapers or other wet items.;The snap on the handle makes it easy to hang anywhere, like diaper bag, stroller.;Very functional. Also great for travel. You can organize your clean or dirty clothes, underwear, socks, swimming suits and other belongings.