is one of the traditional Chinese musical instruments, it is wide used for Parade Shows, celebrating traditional festivals and some of them will be used in Chinese dramas (This doesn't for drama). All of gongs are handmade by copper artisans with four steps and the tone has been fixed in the last step. The sound can be spread far, the more powerful you beat, the farther sound spread. A deep beat on the can make the pitch become higher and the time of vibration become longer. Size: 15.5x15.5x2CM/6.1x6.1x1inch(LxWxH); Please note: when someone is beating on the , others are not allow to touch the surface on the or very close of it for avoiding hurt. Colour:Gold-Yellow Material:brass + wood Size:15.5x15.5x2cm Package Contents: 1 Set * Copper 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.