Chest Plate Custom Fit Car Dog Harness with Seatbelt Tether Black Large Include a piece chest plate custom fit dog harness and a seat belt in one package. Large size,neck girth 18"to 30",chest size 19" to 33".4 adjustable points ,easy walk for your dog. Made of neoprene,padded make your dog feel comfortable,Easy to put on and take off. Reflective strip increase the security in the darkness.D ring added the back can attach to any leash you own. Lightweight seatbelt,quick release clip,attaches easily to your car's existing seatbelts