Streamline, ergonomic fit - Aside from offering more buoyancy, also tapers to the dog much more effectively Extremely buoyant - Flotation is distributed much more evenly, with foam also passing under the dog's belly Revolutionary top pull collar adjustment - A fixed collar that still allows maximum adjustment and buoyancy to the dog's neck and head Grab handle - A comfortable handle that doubles as a keeper for the neck adjustment Durable 1680 denier nylon - Extremely tough and easy to clean, a hose or soak in fresh water removes all salt Reflective piping for high visibility - Excellent for night time safety, especially on boats New Style D-ring - Extremely durable