EXCELLENT SAFETY AND QUALITY - Safest car restraints with thick nylon strap and All-Metal hardware. Latch bar attachment ensure your dog won’t accidentally release the safety belt! The dog seat belt tether will keep your dog safe and you can drive safely without distractions. Protect and restrain your pet during bumpy car rides and keep them safe with a seat belt leash strap that buckles directly into most car's seat belt clips. EASY TO USE: It could not be simpler to use this. Simply buckle the adjustable leash into your seat belt slot and then attach the clip to your pet’s harness.