FloraCraft Styrofoam Block, One Size, Green This package contains one 1.8" X 2.8 x 9.8 Green Styrofoam block. Great for holding Silk flower stems, heavy-stemmed Naturals (like branches and twigs) and Floral picks in place. Green color blends into Floral arrangements for a more natural look. Lightweight design is easy to cut and shape for customized projects. Styrofoam is recyclable, doesnt leak into the water supply and is Made in the USA.