Durable & Breathable Material: made of Oxford; soft, comfortable and no hurt to the skin Unique Design: different from traditional harness that can sometimes cause strains in your dog's neck and trachea Adjustable Straps: ensure perfect fit for your dog; easy to put on & take off Multiple Purposes: walking, biking, running, tracking or other outdoor activities Available Size: this dog harness fits small to large size dogs. Measure pets carefully to make sure the harness' neck opening large enough to fit your pets' head through. Always look at the size information in the picture for a safe and fit purchase