[Product material]: metal + plastic [Accessories included]: 2* battery clips [Package size]: 13.5*8*5.5cm 【Features】: The design is simple and easy to use. This microphone drum clamp can adjust the height and tilt of the microphone to facilitate close recording. The diameter is 22mm, suitable for microphones ranging from 18 to 28 inches. Note: The data is all measured manually, please allow 1-3cm error due to differences in light and display, there may be color differences, please refer to the actual item received .