Attaches to the headrest of the car: the tangle-free seat belt dog car can be quickly and easily attached to the headrests of the vehicle. The belt circle hanging on the headrest is connected by a lockable quick-release buckle. Prevent the clip (no fit buckle) from loosening from the seat belt buckle and ensure your pet is safe. .Durable material: the dog belt for car is made of high density nylon fabric to ensure durability. They feature a solid zinc alloy twist lock and high quality buckles. The car dog belt could protect your four-legged friends and you can drive safely without distraction! The maximum load for the pull test is 250 kg. .Adjustable length: the dog safety belt can be adjusted from 38 to 68 cm, so that pets can act freely in certain rooms without feeling of rigid control. Perfect length for your dog to sit or lie comfortably without being nervous and won't disturb your driving. The car seat belt is suitable for all small, medium, large dogs and cats. .Practicality: Our durable dog seat belt car can not only be used for the headrest of a car, but can also be converted into a traditional handle line if required. In addition, the seat belt can be easily attached to a tree or other strong post to ensure the safety of pets and other people.