COLOR-BLUE Waterproof and breathable material: This dog life jacket is made of high-quality Oxford polyester and nylon and mesh fabric, which is not only tear-resistant, but also allows for quick drying and proper drainage. The swimsuit for dogs offers great buoyancy that they need while moving freely in the water. Sizes for most dogs: Dog life jackets are available for 5 sizes, from XS to XL, they suit most dog sizes. Measure your dog twice to get a size and check the dimension chart to choose the right size for your dog. Tips: If your dog is between two sizes, we suggest the largest one. Rescue handle and reflective strips: The dog float vest features a sturdy rescue handle on top, very convenient to grip when put on or helps out of the water, makes your dog fully controlled. And flotation also has wide reflective strips, which are especially beneficial for owners who walk their dogs at night.