Polystyrene, or styrene for short, is a thin, lightweight smooth plastic material similar to Sintra, but thinner.
Available in both a flexible .060 thickness as well as an ultra-thin .020 thickness, which is similar to the thickness of a posterboard, but unlike a posterboard, styrene can weather the elements
• Smooth surface
• Comes in .020 and .060 inch thicknesses
• Can be double-sided