Works with epoxy resin, plaster, wax, and more Heat and cold resistant for repeated use without deformation or aging Large size (4.5cm height) and small size (3.3cm height) prevents warping, ensuring edges and well shaped finished products for personalize or commercial use Features an 8 petal wavy edges design with grids texture, creating stylish flower shaped bowls perfect for home decoration and craft Ideal for resin clay molding, and creative storage Craft of food grade silicone with high elasticity, ensuring durability and easy demolding without tearing or residues Available in large (13cm) and small (9cm) sizes, suitable for crafting jewelry trays, wax bowls, resin decorations, and desktop organizers