MDF Tumbler MouldsDescription Our tumbler moulds come in four sizes: 8cm (3"), 9cm (3"), 10cm (4") and 11cm (4") diameter, and all tumbler moulds are 13cm (5") tall. The tumbler moulds are perfect for hand building large mugs, tumblers, jars, vases, plant pots, and ramekin dishes. They feature a soft roundover base, are made from high quality MDF, and are compatible with our unique Base Handle system. Don't forget to add on the screw in Base Handle which can be