【Unique Shark Design】Our life jackets are designed with shark shapes, adding a “cute” element to this vest device. Fun shark shape and bright colors to provide higher visibility in the water. At the same time, the attractive styles will make your dog a star when experiencing water sports. 【Upgraded Improvements】Made from upgraded 600D tear-resistant and waterproof Oxford fabric and breathable mesh, which makes the jacket more durable and comfortable. The sleek inner lining design allows your pet move comfortably in the water. at the same time, advanced breathable mesh lining of the underbelly can quickly dry and drain, and also added warmth for the dogs in cold water. 【Strong Buoyancy】Our lifesave vest built-in with 15mm thick foam panels foam and extra padding to keep balance swimming and provide adequate flotation in water. Whether your dog is a seasoned swimmer or is preparing for their first swim, the dog life jacket can ensure your dog's safety and gives you extra security.