About CoaterStone, 4Quarts, Buttons Galore

CoasterStone is the original truly absorbent stone coaster company, entering the promotional products industry in 1983. The product line provides a complete selection of absorbent stone 4.25” square and round coasters, 2.625" car coasters and 7” trivets. Full color, edge to edge printing is available, all while providing their valued customers with a quality and competitively priced product.


In July 2020, CoasterStone acquired the Tree-Free Custom division, newly named 4Quarts by CoasterStone. We continue to offer Eco-Friendly print and gift items, including custom coloring books, doodle books, journals, calendars, monthly and weekly planners, playing cards, magnets, mugs and stainless steel bottles.


In January 2022, CoasterStone acquired Buttons Galore. Featuring USA Made pinback buttons. Our pinback buttons feature two piece construction celluloid button made with a laminated color print formed over a metal shell with a full metal back and safety pin attachment.

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