More than 60 years ago, Dow helped pioneer the craft industry when it invented STYROFOAM™ Brand Foam, an extruded polystyrene foam. Since then, our product has brought joy and creativity to millions of people. Today, Dow is the only manufacturer of genuine STYROFOAM Brand Foam and holds a trademark on the name STYROFOAM. Our product is 100% made in the USA, too.
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