EzyDog Boost Life Jacket RedEzyDog Boost Life Jacket Red The EzyDog DFD X2 Boost is the second generation of our best selling dog life jacket, the DFD. This new design offers the same amount of floatation, with a more streamlined ergonomic fit. We know never to compromise when it comes to the water safety of our pets, so we use only the highest grades of materials in all our dog life jackets. Whether you're teaching your dog to swim or simply using it as a safety precaution, the