"DEAR SANTA, LET ME EXPLAIN..." DOG TEE SHIRT Holiday Christmas Pet Clothes SMALL Size SMALL. Actual measurements: 12" Long / Neck up to 10" around / Chest up to 15" around Material is cotton blend. Features stretchy ribbed trim around openings for added comfort while wearing. Fun & festive graphic on center of shirt. Breeds this may fit include Chihuahua, Yorkie, Maltese, Teacup Poodle, etc.