What says 'Merry Christmas' more than a Santa Hat with 'Merry Christmas' embroidered on it? Get your pet and your family geared up for the holidays with this plush red hat complete with a jingle bell. Securing snugly to your pet's head with an adjustable elastic chin strap, your pet can be dressed up for the holidays with you. Whether around the house or just for pictures, it's an adorable touch during the holiday season. - Small is 8.5" tall with a 6" diameter - Medium is 10" tall with a 6.75" diameter - Large is 11.5" tall with a 7.5" diameter