Large styrofoam cubes and blocks are available through brick-and-mortar retailers such as Walmart and online retailers such as Amazon.com. Some manufacturers of styrofoam products also offer styrofoam cubes for direct order through their websites.
Styrofoam cubes are often used for crafting projects, as it is easy to shape and carve the material to provide specific shapes and sculpt small details. Large styrofoam blocks can also be used as parts of play areas for children. Some boaters use styrofoam cubes to help increase the flotation characteristics of their boats, while those interested in home improvement can also use styrofoam cubes for soundproofing purposes.