You should never save money on your dog's safety. Use only with our No Pull Dog Harness. Do not attach it to a collar as it can be a suffocation hazard and can be fatal in the event of an accident as it is attached to their necks. Harnesses only! Highlights: Made of high quality nylon fabric. Particularly safe: features a solid zinc alloy twist lock and metal buckles for added durability. Hassle-free feature: Easy to snap and un-latch to car's seatbelt buckle - Ideal accessory, guarantees and allows a quick-release Universal Compatibility: Designed to be compatible with most vehicles. The tab on the seatbelt clip is 2cm, please check your seatbelt buckle size to fit perfectly. Keep your dog safely restrained and secure in vehicle while driving and allows your dog to sit, stand or lie down comfortably in a car. Machine-washable, in cold water on the gentle cycle. Pet owners should always use this product with a No Pull Dog Harness. Never attach the clip directly to a dog collar. Danger to life of the dog.