Description: Unique musical toys:unleash sound of thunder whenever you wish.Just cover the opening of this toy, it to get the spring going, then repeatedly open and close the opening to fill any room with thunderous 360° round and burrless:Made of wood and metal, not deformed, and has no cracks; multi process manual polishing ensures smooth surface. Environmentally water based paint:The surface is made of environmentally friendly water based paint, which is bright color, and not easy to fade. Perfect for a variety of scenes:At gathering or sports events, or fun celebrations, this maker spruces up the festivities with awesome sound. Functional:This drum set highly contributes to creativity, concentration , also develops musical feeling, coordination and rhythm.                               Size Chart: 9cmx4.3cm/3.54inchx1.69inch Package Includes: 1 drum Note: Please allow slightly errors due to manual measurement and different monitors.