Add a realistic dimension to your projects with the impression mats! Realistic touches include the clapboard, basketweave, woodgrain, cobblestone and brick. One mat of each design is included in the set of 5. They are made of plastic and can be used with a variety of mediums including buttercream icing, rolled icings, gingerbread and cookie doughs. Each mat is 7 1/2" x 5 3/4". The cobblestones are 1 " and slightly less. A full clapboard is 2 1/2" to 3" in length. Partial ends are approximately 3/4". The bricks are 3/8" x 1/4". The horizontal portion of the basketweave is approximately 1/2". The clapboard has 22 full lines that are close to 1/4" in width.