Large Sea Shell Chocolate Candy Mold Candy Making 164 FREE SHIPPING Cavity size: 4.5" 1 cavity per mold All molds are suitable for Chocolate, Soap Making, Butter Molding, and Ice Cubes! These are not suitable for hard candy, they are not meant to withstand extremely high temperatures. FDA Approved Plastic / wash in warm soapy water (do not put in dishwasher), and they will last for years!