They're spooky, scary, and altogether ooky. Halloween mug rugs come in three sizes: Small, Medium, and Large. Each was created using monks cloth and various colors of yarn or wool. The back of the mug rugs has been secured with carpet glue and felt backing. There are black cats, candy corn, ghosts, spider webs, and gravestones. All perfect to protect your furniture from the dreaded mug rings of condensation or scary spills!