Desert Foam® Design It™ Silks & Naturals™ dry floral foam by FloraCraft® is dense and durable, and can be cut to fit any container or arrangement. Dry floral foam serves as an excellent base for silk and other permanent flower arrangements, or dried everlastings. Do not get wet. Each brick measures 2-5/8 x 3-1/2 x 7-7/8 inches. 6 pieces per package.