Product Details Give your pet the Benefab Canine Comfort & Care Dog Shirt. A healthy back is vital to a dog's mobility. When pain arises in the back area, dogs may have difficulty walking, lying down, getting up and performing the simplest of tasks. Some common contributors to unhealthy joints in dogs include the natural aging process, continuous inflammation and trauma. Any of these factors can contribute to painful movements, reduced mobility and decreased performance. Therefore, joint care is an integral part of a healthy lifestyle. Whether for the companion animal or performance dog, the Benefab comfort & care pet shirt offers support and therapy while resting or during activity. Easy, 3-step on & off application 4-way stretch allows for ample comfort Wash cold with a mild detergent. Line dry. (Gentle cycle or Hand Wash) Weight : 0.55 lbs Dimensions : 9 x 7.75 x 2 in. Sizes Medium 35-60lbs. Girth 20"-29" Large 60-88lbs. Girth 25"-33"