Size: Small-Neck: 10"~13"(25~33cm), Bust: 10"~13"(25~33cm), Back length: 9"(22cm). High-quality materials: Nanshan dog life jackets are designed with inflatable inserts, which are more buoyant than ordinary foam and plastic dog jackets on the market. It can not only ensure the safety of your dog, but it is also very suitable for you and your dog for all boating, sailing and other water sports activities Special design: Nanshan dog life jacket is designed with high-visibility colored fabrics and reflective strips to keep your dog within your sight. Comfortable enough: Adjustable hook-and-loop fasteners on the neck and abdomen ensure that your pet is the most comfortable size when wearing this life jacket, allowing your dog to swim unimpeded and comfortable enough on the waterMetal buttons, quick release buckles and safety handles: triple safety guarantees, wider and thicker handles on the back, allowing parents to feel better when training or catching dogs for a long time Product description Adjustable size Adjustable buckles and Velcro make the jacket fit tightly to the body, giving your dog enough comfort and safety when swimming Reflective strip This dog life jacket is made of durable nylon. Green makes your dog more attractive. Reflective strips around the life jacket make the dog visible Foldable dog life jacket If you dont want to use it, let out the air in the airbag and it can be folded. It does not take up space. It is also very convenient to bring a dog and a pet. Great buoyancy Nanshan dog life jacket adopts inflatable insert design, buoyancy is greater than ordinary foam plastic dog jackets on the market