The Bergan Auto Harness is perfect for quick trips to the park and long vacations. This step-in style harness comes equipped with a front D-ring and back D-ring making it easy to switch from the car to the trail. Available in SML (10-25 lbs), MED (25-50 lbs), LRG (50-80 lbs) and XLG (80-150 lbs). This harness has been crash tested to ensure durability. Travel harnesses minimize driving distractions and protect you and your pet. Securing your dog in the car is as easy as putting the seat belt through the two loops on the back of the harness. The harness is padded for comfort and protection.