Musical Sounding Rainbow Marble Tree (Large 72cm)Children love watching and listening, as the balls cascade down the leaves of the Marble Tree. Painted with plant based colours, the grain and warmth of the wood coming through, the Grunspecht Marble Tree calms the senses and is mesmerising to watch. Every design aspect of the Grunspecht Marble Tree is intentional. The glass marbles; the type of wood used (Birch and Maple); the spacing between the petals; the number of petals; the length of the trunk;