3 Sheets of Countour Mesh 16" x 20"Amaco WireForm is a specially manufactured metal mesh that is pliable enough to mold, yet sturdy enough to add structure to clays and modeling materials. It works exceptionally well as a base for clay, plaster, and papier mâché. A flat piece of WireForm easily transforms into three-dimensional shapes by simply molding, crimping, twisting, expanding, and gathering.Amaco WireForm Expandable Mesh is made from specially manufactured metals that give it incredible flexibility and strength. Its unique raised diamond strands expand to form three-dimensional shapes. Since it can be stretched into tight contours and shapes, it is ideal for detailed projects and delicate crafts. Heavier meshes are recommended for supporting sculptures using polymer clay or casting compounds.