The Speedball Speedy-Carve Block in size 6″x12″ is a high-quality art supply from Speedball Art Products. This block, model SB4118, is designed for creating intricate drawings and lettering with its .25″ height and 5.9625000000 weight. With its durable construction and precise dimensions, this block is a versatile tool for any artist or craftsman looking to add detailed designs to their work.