Choose the Right Size: L(Chest Girth 20.47"-24.41", Neck Girth 17.71", Back Length 16.93"). Winter Warm Dog Jacket has 6 sizes from S to XXXL. Clothing bust should be 2-4cm larger than the dog's bust. Please refer to the picture size chart, you can choose suitable and comfortable clothes for your dog. | Excellent Thermal Performance: DENTERUN Dog Jacket outer layer Made with water resistant and wind proof high quality polyester fabric. 100% polyester to keep moisture out like freezing rain or snow, and to help keep warm air in, so your dog always stays warm. Inner fabric made with soft and thick fleece + cotton to keep warm in the the cold winter/snow. This fleece dog vest is safe, durable, and made to last. | Reflective Reversible: Stitched with reflective trim, make your dog more visible and safe at night. The reflective lining on the side of our dog jacket vest is perfect for night walks, cold weather, outdoors and indoor use. Stylish Reversible wearing design make this jacket more fashion and color optional. Harness/Leash Hole opening on back of the neck allows access to dog’s collar/harness, so you can attach a leash/lead easily. | Easy to put on/off: Hooks & Loops Fastener of the back makes the clothes fit the body. Constructed with magic sticker, easy to put on and take off. Soft thick inner padded layer offers great warmth and comfort,but won't limit the walking of dogs. Abdominal part keeps your dogs' belly from snow, leaves or any other outdoor elements thanks to good belly coverage. | Dog clothes for Small Medium Large Dogs: Dog Vest is Fleece Lined Inside and Water Resistant Outside, the looser version is suitable for the size of dogs. Perfect for walking, running, or hiking during colder months. Machine wash gentle, air dry. Fits for all Small, Medium and Large size dogs Such as Teddy, Chihuahua, Beagle, Poodle, Bulldog, Schnauzer, Labrador, Golden Retriever etc. Our winter sweater vest or dog jackets are ideal for the cold weather, halloween customs, christmas.