The curli CAR SAFETY BELT is a must-have for safe and comfortable car travel for you and your four-legged friend. It?s Quick lock Carabiner can be securely attached to all seat belts, Isofix locking systems and other attachment points in the vehicle. Many dogs greatly enjoy spending time with their human families on the road. Make sure that those journeys are safe and secure by using our premium-quality curli Car Safety Belt. Multiple uses, with the seatbelt or, with the iso fix system in newer cars. Two sizes 11,8inch or 23,6inch. Length adjustable for better range of movement. Extra secure twist lock aluminum carabiner. Lightweight, therefore not disturbing the dog.