These harnesses offer all of the benefits of our American River Choke Free Dog Harness: Trachea Safe - Choke Free Patented Design pulls from the chest ONLY Patented Conforming Shape Fit Seam Technology - Causes harness to conform to dog's chest curve. Patented Closure Slide Adjustability - Our 3-inch webbing allows for three inches of size adjustment Double D-Ring - Adds strength Reflective Strips - For safer night walks Zig Zag Trim Binding Stitch - Prevents missed stitches and creates a super-strong bond Safety – The American River Choke Free Harness is the perfect design for use as a seat belt harness. It pulls from the chest, not the neck. Double Safety Closure - Touch fastener and high strength plastic side-release buckle Simple step in, wrap up and go design Soft Mesh Polyester - Machine wash and line dry