NWT Double Sides Dog Vest Coat Winter Waterproof. Size is Medium 1. WATER RESISTANT - Outer fabric is made of nylon material , water resistant and windproof , easy to clean . 2. REVERSIBLE - This dog jacket is designed with joined color on one side , and plain color on another side , both sides can be used as outer shell. 3. KEEP WARM - With thick polyester layer in the middle , keep your dogs warm in winter. 4. EASY TO USE - Adjustable adhesive closure on the neck and chest , fitting for different sizes of dogs, super easy to put on /take off. 5. USEFUL: Daily dog clothes for spring and winter wear , outdoor or indoor , raining days or windy days .