The Elisel 2 Packs Adjustable Length Pet Dog Cat car seat Belt Pet Seat Belt Accessories are made of high quality nylon fabric to ensure safety, wear-resistant, rugged, durable use is not easy to wear. These accessories are designed to be easily adjustable so that your pet can comfortably sit in the seat. They also feature a buckle that is resistant to corrosion and a hook that is flexible enough to allow for easy attachment to your dog’s collar.