Vintage White Castle Restaurant Travel Sipper Coffee Mug 12 Oz. Whirley

The Vintage White Castle Restaurant Travel Sipper Coffee Mug by Whirley Industries. This 12 oz. mug is an original reproduction of a travel sipper, making it a unique addition to any collection or a nostalgic gift for those who appreciate vintage memorabilia. Perfect for coffee enthusiasts or fans of classic American diners, this mug is a fun and functional piece that captures the charm of the White Castle restaurant brand.