FIT FOR SMALL AND MEDIUM DOGS Please use soft tape to measure your dog and select the size based on the Chest Girth (the widest part of ribcage) and Back Length (base of the neck to base of tail) and the weight of your dog. If Between Sizes, please Select One Size Up. WARM AND SNOW & WIND RESISTANT Soft polyester-lined dog coat, keeps your pet warm during cold winter. VPETBR dog jacket thick lined fabric can prevent your pup from getting wet on a foggy day, even little raining or snow this material still can well keep your pup avoid from soggy. BUILT IN CROSS-OVER HARNESS Winter dog coat and dog harness 2 in 1 design, no need extra dog vest harness. Cross design reduces stress, strengthened seams and sturdy D-ring can withstand strong pulling force from your puppy, make everyday walks more enjoyable! All you need is putting on small dog coat, a quick clip and go! In addition, safety reflective strips on the harness, provide extra visibility during night, making your dog easily noticeable to motorists and pedestrians.