This oil burner has been inspired by a black cauldron design with cut-out star details. A great gift idea for anyone with an interest in witchcraft or wizardry. Oil Burner, Pack Of Two is made of Ceramic, 10cm x 13.5cm x 10cm using This item can also be used as a wax melt burner however it is advisable to consider the size and depth of the bowl when adding wax to ensure it will not overrun the edges when melted.