Laurel Burch Cat Socks. Laurel Burch Socks "Kit Kat" Cat - Purple - These socks by Laurel Burch have a colorful rainbow cat with with a bird on its tail. Made of 70% cotton, 20% nylon and 10% spandex. Adult - fits size 9-11. Available in Purple or Chambray (light heather blue). This listing is for PURPLE.