Size L– Chest Tour: 45-65cm, neck tower: 45-60cm, we suggest measuring the chest size of your dog before buying. safer and comfortable material - 100% polyester + oxford fabric, long-lasting and washable, interior lining Flexible is air-permeable, skin-friendly, durable elegant and scratch-resistant and adjustable. Easy to wear - the design to be easily dressed your dog easily. Adjustable chest and neck straps allow a personalized fit, perfect for daily walking, running, jogging, hiking, training, outdoor pleasure, etc. Security Warranty - Harness Jacket Reflective straps ensure the safety of your dog during the promenade at night, mild breathable hardware and thick padding avoid injury and leave your dog to love it. Anti traction & better control - dog harness has “d” alloy rings on the chest and back of the dog. When your dog pulls, you can attach the chest ring to control your dog. When you walk with your dog, you can use the ring on the dog’s back. Stressless on the dog’s neck,