Two shapes have a diameter of 5 cm and 2.5 cm high Fits 1.69 oz Soap in the shapers. A form fitting is in diameter Height: 4.5 cm Fits 36 g each soap in the shape. A form is based on the diameter: 5.5 cm and 2.5 cm high takes the 52g soap in the shape. A form iSTIM diameter: 6 cm and 2.5 cm high takes the 62 g soap in the shape.