This dispenser measures: 3.9 x 1.6 inches (10 x 4 cm) Reusable,Designed to hold pet poop bags,Dispenser attaches to your dog’s leash and allows you to pick up dog poop when you go for a walk, go to the dog park, park your car for a trip, etc.Quick Leash Attachment,Each poop bag holder also has a heavy-duty clip at the top that allows you to attach it to the leash in seconds. It can also be hung on your backpack, belt loop, or even your key ring when hiking,Made of high quality plastic that better protects the bags and makes them easier to take out,Compact and lightweight,Ideal size for hooking onto your belt handle without slowing down your poop bag holders Belt attachments come in a number of colors to match your belts, Retractable, QTY for 1500 pcs and over by the ocean.