We buckle up. Why shouldn't our best friends? Minimize driving distractions and increase protection for both you and your dog. Bergan's harnesses meet V9DT B2009.1. Pet Safety Durability Test. The minimum durability thresholds are designed to ensure confidence that a harness will withstand forces generated from sudden stops while minimizing distractions from pets. The complete harness system comes with adjustable safety tether and two high-grade aluminum carabiners. The harness is durable but lightweight and comfortable. Available in two colors: Blue and Mossy Oak.