One of a kind dog poop bag holder measures 4.5"x4.5", has zipper in the back and lobster claw clasp on the side for refill and hooking to leash or belt loop or what ever is convenient. Royal blue from with silver grey swirl back. Will hold 2 rolls and/or ID, money, credit card, car keys, etc. when in the dog park or the public places with your dog. Choice of colors. Pease email with any questions or concerns.