HIGH QUALITY: Made of high quality nylon fabric to ensure safety, features the solid zinc alloy swivel snap and quality buckles, the pet car seat belt ensures the most safest traveling for your pet, and provides a most relaxing driving experience for you.ADJUSTABLE LENGTH: Dogs come in different sizes and weights. This Headrest Restraint is adjustable between 18-30 inches,You can easy to adjust the dog leash to the suitable length to keep your pet in a safety state.CONVENIENT: The tangle-free nylon straps quickly and easily attaches to vehicle headrests. Safety strap is easily removed making it the perfect leash for your vehicle PRACTICABILITY: Our durable leash Not only can use for car ,but also can be converted to a traditional hand-held leash whenever you need. In addition,It is easy to have the pets secured to a tree or other strong post to keep pets safe when you need.KEEP IN MIND: For your pet's safety, please do not attach the seat belt to your pet's collar directly. It is recommended to use the seat belt leash with pet harness than pet collar, to provide your pets a comfortable and secure wearing.