Four Shapes Assortment Soap Mold This is a new 4 Cavity Shapes Assortment Soap Mold holding from 3 to 4 oz of soap. There is a rectangle, square, round and hexagon shape. A great mold for all your soap making projects! Dimensions: Circle Shape 2 1/2" and 3", Hexagon 3 x 2", Recangle 3 1/2 x 2 1/2"