Gimilife New Christmas Pet Santa Reindeer Hat Costume For Small Medium Cats and Dogs MaterialsPolyester and cotton. Size: Style one has three sizeand style two with adjustable rope has two size. DesignWith classic coffee antlers elk hat, lovely and moving, with Velcro. Built-in lining mesh sandwich, and lovely, is a boutique pet show moe.it's very cute On Halloween and Christmas party. Please according the chart size and description to choose a right size for your pet.