Size: There are three sizes to choose from, suitable for cats and small and medium-sized dogs. SM: neck girth is 12", chest girth is 18", back length is 14", M: neck girth is 14", chest girth is 22", back length is 16", L: neck girth is 16", chest girth is 28", back length is 20". Please select the appropriate size for your dog according to the size chart. Christmas Element Design: The red and navy blue models are not only suitable for Christmas but also for winter. There are three different style designs, one with a red background, Christmas tree and snowflake design, one with a red background, elk and heart design, and the other with navy blue background the design of. Suitable for Many Occasions: The traction opening on the back is convenient for traction when going out. Walking a dog in a Christmas sweater on the street during the winter holidays must be very conspicuous. It is also very suitable for friends' parties, showing photos on social networks. Machine Washable: Sweaters can be machine-washed in cold water or hand-washed, which is very convenient and can be dried at low temperatures or dried naturally. This Christmas dense pattern sweater is easy to put on and take off, elastic, soft, and comfortable. 100% Quality Guaranteed: We are aiming to create the best dog coat. If you have any problem when receiving the dog jacket, please feel free to contact us, we will solve your problems within 24 hours.