Pet Holiday Shirt featuring My Furrst Christmas design. Great for new puppies or additions to the family! Super soft, 2-way stretch shirt is machine washable. We carry sizes XXS-5XL, 2-90 lbs. See size chart in pics. Sizes are suggested based on our historical customers. All pups are different. Please measure and compare to our size chart. Approximate weight to size chart below. Suggested Sizing: XXS - pets 2-4 lbs XS- pets 3-6 lbs S- pet 6-10 lbs M- pets pets-16 lbs L- pets 17-22 lbs XL- pets 23-28 lbs XXL- pets 28-40 lbs 3XL- pets 38-50 lbs 4XL- pets 50-70 lbs 5XL - pets 70-90 lbs