Brand new, unused. This is a backpack-type harness and leash set. It's convenient for storing treats, poop bags, etc. Easy to put on with a one-touch buckle. Backpack size: 12 x 14 x 7 cm Suitable for dogs under 4kg. Examples include Chihuahuas and 2-4 month old Toy Poodles. Detailed size: Waist: Maximum 36cm, Minimum 29cm Back length: 16.5cm Chest: Maximum 33.5cm, Minimum 27.5cm Includes a leash set with the same pattern as the backpack. Ships the same day.