DOCO 4ft Shock Absorbing Nylon BUNGEE Leash features shock absorbing bungee, high quality dual layer nylon and a neoprene handle for added comfort. By gently correcting your dogs jerks, DOCO BUNGEE leash does your shoulders, arms and your dogs neck a favor by absorbing shock. This leash has an 8''(20cm) buffer and has a tensile force of 280kgs. Fully welded square rings and a 360° durable anodized black snap adds to the durability of this leash. DOCO BUNGEE Leash is a great training leash for your dog.