Full Set only used for displaying in a case. The 1989 Snap On Tools Toolmate Collection Thermo Serv Plastic Mugs are a limited edition collectible set that features a multi-color design. These mugs were made in the United States and used as advertising pieces for the Snap On brand. With a focus on promoting the Snap On Tools Toolmate Collection, these mugs are a unique and nostalgic piece of memorabilia for collectors and enthusiasts of vintage advertising items.