Made of brass, Pretty tone, not too sharp sounding. Bells are traditionally used to send prayers to all the realms through the use of sound. In Asia bells like these are empowered and placed outside at the corners of the eaves of one's home. Every time you hear them you understand that the wind is moving, invigorating the chi, and you are also reminded through the sound of the bell that blessings are wafting throughout the realms. The sound is lovely, and the tradition is ancient and powerful. Bell measures 2".