Craft Foam Blocks: Ideal for DIY projects, school projects, dioramas, models, signs, and table decor, our foam squares are the perfect starting point for Halloween decorations, fall decor, DIY party decor, back to school supplies For Any Occasion: Use these polystyrene foam blocks for crafts, flower arrangements and table centerpieces at a wedding, baby shower, engagement party, Christmas, Thanksgiving party or birthday celebration Easy To Customize: Each lightweight craft foam block has a smooth surface that can easily be embellished using artificial flowers, paint, rope, twine, ribbon, and glitter; cut the foam block to size and attach your favorite decorative embellishments with glue or a hot glue gun Customizable Size and Shape: Each foam block for crafts comes in a generous size of 4.1 x 4.1 x 2 inches and can be easily tailored to your desired dimensions by sanding or cutting Comes With: Our square foam block set comes in a pack of 12, providing you with ample supply to tackle multiple projects without running out of material