Baggallini Zip Out Shopping Bagg Medium Size zsm158 These bags take up less room than a pair of socks and open up to a small, medium or Medium size. Avoid being charged "over weight" fees by airlines by keeping our zip-out bags handy. You can always pack that extra weight in it, and carry it on or check it. Lightweight, water-resistant Ripstop fabric. H 17" x W 17" x D 6" Pouch 7" x 7"