Features: Ocean drum is made of wood with small metal balls in it. Just tilt drum to let metal balls roll then it will create wonderful ocean sound. Suitable for developing children s musical talent and improve their sense of rhythm. Delicately polished surface well made cover comfortable for kids to hold. With a diameter of 10 inches lightweight but firm 2 colors for option. Specifications: Color: Red / Black(Optional) Main Material: Wood Item Weight: 277g / 9.77oz Item Size(Diameter): 10-inch Package Weight: 278g / 9.81oz Package Size: 25.4 * 25.4 * 4cm / 10 * 10 * 1.57in NOTE: 1. Beware of that there are lots of metal beads inside drum please children from swallowing if drum breaks. 2. pattern on drum is delivered at random. Package List: 1 * Ocean Drum