Where To Buy Polystyrene Foam Blocks Apr 2026

& Lowe’s : While they primarily sell large insulation sheets (XPS "pink" or "blue" foam), these are frequently used by crafters who stack and laminate them to create thick blocks for carving. Online Marketplaces & Specialty Suppliers

For specific densities or large "construction-grade" blocks, these specialized sellers are often more cost-effective. where to buy polystyrene foam blocks

: Offers a wide variety of "CraftFōM" and "FloraFōM" blocks in various sizes, from small 3-inch cubes to larger rectangles (e.g., $15.99 for a 4-pack of 6x6x6-inch blocks). & Lowe’s : While they primarily sell large

: Carries a standard selection of white and green craft foam shapes and blocks. where to buy polystyrene foam blocks