Description: 100% brand new and high quality Composite steel balls inside, colorful, musical sound with the movement of your hand A great replacement to develop and improve your smart music Easy to use, with soft adjustable auto strap Material: Plastic Iron Size Chart: Approx. 38.5x24.5mm/1.52x0.96inch Package Includes: 2x Sand Shakers Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item Due to manual measurement, there may be 1-2cm error in size
