Size: 70cm. Neck circumference: 80cm (the inside is a few centimeters shorter). Chest circumference: 80-100cm. Width: 5cm. 【Material】 Neoprene cushioning for the parts that fit the body. 【Shape】 Y-shaped design reduces stress on the neck and trachea. Both the 【Material】 and 【Shape】 are designed to be gentle on your dog. Y-shaped, yet stays in place and doesn't shift to the sides! Neoprene rubber reduces stress on the body. Reflects Japanese design ideas. Neoprene is quick-drying and gentle on your dog's skin. Buckles on both sides, allowing you to put on and take off the harness without lifting your dog's legs. A key feature is the figure-eight design, which makes the harness fit the body snugly. Great for use in parks and dog runs. Your dog at home will also enjoy walks!!