Premium Material: The Dog Jackets for Winter is made of High Quality Polyester +Fabric inner, so the dog winter vest is thick, durable, lightweight, and Warm for Pet Dogs Wearing in Cold Winter or Autumn.Creative Design: The winter dog jacket vest is with zipper for harness, flexible rib for neck, reflecting brim, extra elastic band, hole for collar D-ring, Hook&Loop on the chest. All of them make the puppy jacket for cold winter both stylish and pratical. 7 Sizes 5 Colors Available: The dog apparel for cold weather is of 7 Sizes(XS, S, M, L, XL, XXL, XXXL) and 5 Colors. Please measure your dog and compare to our size chart. Tips: If the size is between 2 sizes, or if your dog have a stout buid, please select larger size. Ranges and Occasions: The cold weather dog vest is suitable for Most Small, Medium and Large Dogs Such as Teddy, Chihuahua, Beagle, Poodle, Bulldog, Schnauzer, Labrador, Golden Retriever etc. for All Indoor or Outdoor Activities, such as daily walking, running, jogging, hiking, training.Easy-care and No-risk Buy: The dog winter coat is fashion,soft comfortable,warm, wind-proof, easy put on& off, which is also Machine Washable. 7 Sizes Available for your Choice If your dog's size is between 2 sizes, please kindly select larger size. Size：XS: Back Length: 27cm, Chest Girth:32.5cm-36cm, Neck Girth: 28cm Size：S: Back Length: 33cm, Chest Girth:40.5cm-44cm, Neck Girth: 34cm Size：M: Back Length: 36cm, Chest Girth:50.5cm-54cm, Neck Girth:42cm Size：L: Back Length: 40cm, Chest Girth: 55.5cm-59cm, Neck Girth: 46cm Size：XL: Back Length: 43cm, Chest Girth: 59.5cm-63cm, Neck Girth: 53cm Size：XXL: Back Length: 46cm, Chest Girth: 63cm-68cm, Neck Girth: 56cm Size：XXXL: Back Length: 59cm, Chest Girth: 77cm-82cm, Neck Girth: 67cm