Made of aluminum alloy, lightweight and durable. Come with 5 pieces of flute diaphragm to match the need of the best players. A good gift for children or lovers of music. Specifications: Material: Aluminum alloy Color: silver Product size: 12 * 2.7 * 2.3cm / 4.7 * 1.7 * 0.9in Weight: 11 g / 0.4 oz Package List: 1 * Kazoo 5 * Flute Diaphragm Note:Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/-1-3cm.