Feature: 1. Easy to Put on and Take off: The pet wheelchair s side zipper makes the tow bag very easy to put on and take off, so you can lock and pull your pet into the dog tow bag in seconds. 2. Easy to Play: The pet wheelchair consists of 4 universal silent wheels and lightweight, sturdy composite wood panels, your pet can run, change direction and stop easily with the scooter. 3. Effective Protection: Dog wheelchair is made of abrasion resistant oxford fabric to guard your pet s disabled hind limbs and chest from scraping the floor when not sitting on the dog wheelchair. 4. Safe Design: Dog wheelchair has sleek edges maple panels that reduce the risk of potential collision damage. Soft cushioning reduces vibration during fast operation. 5. Breathable Mesh: The top of the pet walking scooter has a breathable mesh that helps air circulation inside the dog towing bag, making your pet feel more comfortable for all seasons. 6. Elastic Band Adjustment: The chest of the pet walking scooter can be adjusted with an elastic band, your pet won t feel constricted all the time, and it is firm and not easy to fall off. We recommend using a diapered tow bag. Specification: Item Type: Pet Walking Scooter Material: Oxford Cloth, Laminated Wood Panel. Package List: 1 x Pet Walking Scooter 1 x Dog Tow Bag Note: 1. Weight is for reference only, please make sure your pet fits the size by measuring the length of your pet from the back of the neck to the end of the hips.2. If your pet always stretches their legs out behind them, measure the length from the back of the neck to the tips of their toes.3. Leave at least 2 fingers of space between the collar and the dog s neck for the doggy drag bag.4. If your dog s measurements are outside the size range in the chart, please contact us.5. Please allow a small error for manual measurement.