Suitable for keeping your dogs safe in the car. Instructions: Place the upper strap around the pet's neck. Place the two lower straps around the pet's chest and under the front legs.Adjust the upper and lower straps to fit comfortably and fasten buckles on both sides. Attach the leash to the silver D-ring.For use in the car, simply enter the seat belt through the nylon loop located on the upper strap and fasten.Never leave your pet unattended while wearing the Safety Seat Support harness.