- Bronze: Bronze is a common material for gamelan instruments because it is strong and durable, and it produces a clear, resonant sound.
- Iron: Iron is also a common material for gamelan instruments, especially in regions where bronze is not available or is too expensive.
- Wood: Wood is used for making gamelan instruments in some regions, especially for instruments such as the xylophone and the saron.
- Bamboo: Bamboo is used for making gamelan instruments in some regions, especially for instruments such as the suling (flute) and the angklung (bamboo chimes).
- Leather: Leather is used for covering the heads of some gamelan instruments, such as the drums and the gongs.
In addition to these materials, gamelan instruments can also be made from other metals, such as silver, gold, and brass, and from other natural materials, such as bone, ivory, and tortoiseshell.