Features 1. Warm heart design: Whether due to aging, congenital diseases, unforeseeable accidents, or health complications, issues of limited mobility can lead to the marginalization of pets. This is where our small dog hind leg wheelchair (also known as a pet mobility aid) comes in handy - designed to help pets with injured or disabled hind legs regain independence, allowing them to walk, run, and play again. 2. High quality materials and comfort: Our hind leg dog wheels are made of lightweight and durable materials, providing overall strength for the wheelchair and a soft and comfortable experience for your pet. Comfortable mesh pockets wrap around your pet's abdomen to relieve negative emotions. Our one-piece vest design is easy to put on and take off, and porous mesh fabric provides breathability and comfort. 3. Adjustable height, width, and length: Our dog wheelchair is carefully designed to adjust the height, width, and length to meet the unique needs of your pet. Adjustable frame that can be easily customized to fit the height, length, and width of small and medium-sized pets. With the clever buckle function, you can easily connect the belt to ensure that your pet never goes too far. 4. Worry free installation: With our clear and concise instructions and intuitive installation tutorial videos, installing our dog and cat wheelchairs becomes effortless. Your furry friend will soon start and run! It has two rear wheels and a U-shaped design, allowing dogs to freely walk, run, and play, ensuring a positive impact on their daily lives without affecting bowel movements. 5. Reminder: Please refer to the size chart before purchasing, measure the size of the furry child, and then choose the appropriate size. Pets are family and deserve a second chance to live. The puppy wheelchair is a supportive tool for their recovery process, and we sincerely wish them good health. Specification Material: Aluminum alloyandPPandpolyester Color: Black Dog Wheelchair Size: XS, S, M Packaging size: 35 x 30 x 22 cm Weight: 717 g, 729 g, 748 g Package Include: 1x Dog Wheelchair