Crazy Holidaze Men's Merry Rexmas Ugly Christmas Sweater Made with 100% premium acrylic yarn. Double panel construction, machine washable. Check out our Amazon shop to see all of our Crazy Holidaze Christmas sweaters. Fun designs for men and women! Crazy Holidaze Christmas Sweaters are perfect for Ugly Christmas Sweater parties and make great gifts! Additional themes include Aliens, Ninja, Sherlock and Video Game designs. All sweaters are brand new.