Eye-Catching&Functional Design: The small/medium/large dog life vest is of bright colors and high buoyancy material , which attracts person's attention, make your dog to be the focus at pool, beach, or boating with you. Waterproof Breathable Material: The dog life vest for swimming is made of premium polyester oxford & nylon and mesh fabric, which is not only ripstop but also allow for quick drying and proper drainage. The dog life preserver offers great buoyancy they need while moving freely in the water. Sizes Fits Most Dogs: The dog life jackets are available for 6 sizes, from XS to 2XL, meet most sized dogs. Please measure your dog twice to get one size and refer to the dimension chart to choose the right size for your dog. Tips: If your dog is between two sizes, we suggest the larger one. General Pratical Designs: The dog floatation vest is designed with adjustable belts, quick-release buckles and underbelly with Wide Hoop&Loop areas, which make dog safety lifesaver easy to put on and take off, and create a most comfortable state for your dogs. And the heavy-duty D-ring hook of the pet life jacket is perfect for dog leash. New-Style Upgraded Designs: The dog life vest is constructed with a wide range of Reflective strips, which are of high visibility and especially beneficial for owners who walk with their dogs in the evening; the life vest for dogs is of 2 handles for large sizes(only for size L, XL, 2XL) are much easier for you to grab dogs from water.