Sleepypod Clickit Sport - Certified and Crash-Tested Dog Safety Harness 3 points of automobile seatbelt contact Wide supportive vest distributes and disperses damaging forces Ballistic nylon exterior construction and automotive grade seatbelt webbing Please Note: This harness is not suited for Greyhounds, Whippets, Salukis, Afghan Hounds, and Borzos Large: 28.5"-34" (Chest)