Material: wooden shell and inside with high quality metal ball, Shake them to make a bright, crisp sound and tones. Easy to hold: The Octagonal shape of the shaker makes it easy to get a solid grip on whether you're playing softly or loudly and energetically. Easy to Play: Hold the percussion instrument with your hands and shake it up and down alternately. Anyone can and play, regardless of skill level. Use for: This is an shaker instrument that novices can easily play. It can be used to accompany or play special styles of music, live bands, parties, music creations and other occasions. size: About 12.1 inch/ 30cm in length, 2.1 inch/ 5.5 cm in wide. Material: Wood+metal colour: Wood grain color Package Contents: 1 Set x Music sandhammer Only the above package content, other products are not included. Note: Light reflection 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.