The East Harlem Puffer Jacket is both lightweight but also very warm, designed to be both stylish and practical! This puffer jacket is made with super-lightweight faux down filling and a waterproof shell to keep your dog protected, especially during the colder months! It's also super easy to put on and take off with velcro closure on the front chest. The jacket has a hole in the back for wearing a harness under the jacket, closing easily with a zipper when not in use. Facts about Harlem Puffer Dog Jacket: Waterproof. Hole for harness with zipper. Super-lightweight faux down filling for extra warmth. With Velcro closure.