Measuring approximately 4.1 x 5.8 inches with a thickness of 0.27 inches. The mould has 13 distinct shapes, featuring an array of seashells, including clamshells, spiral shells, and conch shells. Silicone moulds from Stamperia. The base keeps the mould suspended and perfectly level, making it easy to use with liquid products like the Crystal Resin or liquid Gesso. Ideal for Soap, Ceramic Powder, White Resin and for all products to be moulded by pressure or to be cold-cast. Package contains one mould with assorted coordinating designs.