Fire-King is an Anchor Hocking brand of glassware similar to Pyrex. The mugs and other glassware items came in many colors and patterns including Jadeite Blue Mosaic, Wheat, Primrose, Fleurette, Forget Me Not and Anniversary Rose. Patterns with solid glass colors include Swirl/Shell (1965–76), Sheaves of Wheat (Laurel 1952-63), Jane Ray, Alice, Fish Scale, Three Bands (1952–56) Restaurant Ware, 4000 Line, and 1700 Line.
This is a selection of some of the more popular and common mugs styles. Today the most often found mug styles are the D-handle, C-Handle and the Stackable. A wide variety of colors and patterns are still available online and at most local yard sales. The green Jadeite color is very common and quite desirable.