"Keep your enthusiastic pup in the backseat with the Kurgo Seat-Belt Swivel Dog Tether. Insert one end into the female end of your seatbelt and leave it there, so when it's time to go somewhere, simply attach the included carabiner on the other end to your dog's harness and you're ready to go! The swivel carabiner means your energetic dog won't get the tether twisted all around, allowing more comfort for your pet and less headache for you! This dog seatbelt tether extends from 15"" to 22"" so your pet can move around a bit, without allowing them free range of the entire car! Universal fit for most vehicles. Not for Volvos and not recommended for Ford F-Series trucks. Manufacturer's lifetime warranty.Manufacturer model #: K01966. Super-strong, lightweight swivel carabiner Swivel design means the tether won't get tangled Adjustable between 15"" and 22"" Can live in your vehicle's seat belt for convenience"