DNALLRINO Tactical Dog Harness for Large Medium Dogs, Heavy Duty Military Dog Harness with Handle, Adjustable No Pull Service Dog Harness with Molle & Loop Panels for Hiking Walking Training Sz medium Size M (Neck: 18"-25", Chest: 27"-33") Color Black Classic Pattern Dog,Square Brand Dnallrino Material Nylon, Sturdy Metal Buckle, Metal Ring, Breathable Air Mesh SECURE & COMFORTABLE CONTROL - The durable and comfortable padded handle, well-constructed square stitching gives more room for your palms and reinforced control for medium / large dog without harming your hand. 2 sturdy metal Triangular-Ring provide more stability to leash (Especially Escape-Proof). QUICK RELEASE & EASY ADJUSTMENT - 2 heavy duty metal buckles(1100 lb Proof Load Capacity and Escape-Proof), which can put on and take off within 2 seconds. 5 fully easy adjustable straps (2 shoulders, 2 chests, and 1 belly). The Belly-Velcro Adjustment Design is ables to provide space to adjust the fit of the dog legs, and protect your dog's legs from scratches in activities.