The belt loop hung on the headrest is connected by a lockable quick-release buckle. The lockable buckle prevents the circle from opening and keeps your pet safe. Adjust the seat belt to the maximum length and grab the belt loop to use it as a normal belt. The lockable quick release buckle of this seat belt is sturdy and durable, the hardware is all metal, and the strap is made of durable nylon. The reflective stitching design makes it very suitable for night use. Elastic bungee jumping can help dogs prevent twitching during sudden movements. Dog accessories help ensure the safety of your pet and prevent you from being distracted while driving. It allows your dog to sit, stand, lie down or reach out to look out the window comfortably, but prevents the dog from jumping around in the car. The pet car travel accessories can be easily hung on the headrest, and the rotating metal buckle is connected to the dog harness. For the safety of the dog, it is not recommended to use a dog collar. It can also be used with pet seat covers. It is not only a pet safety belt, but also a universal belt.