【REFLECTIVE & SAFETY】The Doglay dog life jacket comes with a design of bright colors and high-visibility reflective stripes, the design can enhance visibility in water or low light conditions, make you quickly find your dog at a glance, the fashion style make your dog become the star in any water sports. | 【PROVIDE HYDROTHERAPY】For dogs who are in the water for the first time, the dog life vest can help the dog overcome the psychological barrier of fear of entering the water, and it can quickly adapt to the environment in the water. And if you have an elderly pooch or a dog with other joint problems such as arthritis or hip dysplasia, it will be much easier to assist them in their hydrotherapy if they are wearing a life vest. | 【SUPERIOR BUOYANCY & BREATHABLE MESH DESIGN】The dog life jacket made of high grade polyester oxford & nylon and high buoyancy material, the same as luxury comfort human life jacket material, and enough to float the dog on the water. The upgraded Doglay dog life vest with breathable mesh underbelly that allows for proper water drainage and quickly dried, let your puppy play easily and freely in the water. | 【EASY TO PUT ON AND TAKE OFF】 Adjustable belt and underbelly combine with Velcro panels make the dog swimsuit easy to put on and take off, and create a most comfortable state for all breeds and body shapes. The handle on the top for quick and easy rescues if your dog is in danger.And the heavy-duty D-ring hook is perfect for dog leash. | 【SIZE CHOOSE & NOTICE】 Life jackets are half-length suits and chest girth is the decisive measurement, Please taking every measurement listed on the chart before choose your size. If your measurement is between two sizes, we recommend the larger size for more comfortable fit about your dog.