HEAVY DUTY & DURABLE: Constructed out of sturdy nylon fabric, premium zinc alloy swivel snap, anti-rust hook and stainless clip, the pet car seat belt ensures the most safest traveling for your pet, and provides a most relaxing driving experience for you. ONE SIZE FOR SMALL TO LARGE: With adjustable straps and high quality metal buckle, the dog car seat belt can be adjusted from 24.8 inch to 35.4inch, allows pets active freely in certain space without the feeling of rigid control. Perfect for small pets to large breed. ELASTIC BUFFER DESIGN: With elastic buffer design, URPOWER nylon dog seatbelt can protect pets from sudden brake or sharp turn, preventing driver from distracted driving, totally a ideal design for pets during travel. UNIVERSAL FITTING: The tab on the seatbelt clip is 0.83 inch in width, which is compatible with most vehicles. And please make sure to check your buckle's size and compatibility before order. 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.