Size S: Neck 10", chest 16", back length 12 . Please measure your dog's body size carefully, and refer to our size chart. PRETTY LOOK: The unique twisted knitting sweater is designed with silver silk which shines in the sun to make your pet the noble and charming one. It's perfect for your dog to keep warming and pretty look when going hiking, attending parties, or just daily wearing in winter. WARM FABRIC: The sweet knit sweater is made of thick fabric and will give a fantastic experience to your pet in the cold months. The Imitating mohair will be the extra layer like the feather to wrap around your pets to prevent the winds from coming in.