The BONGO is a typical percussion used in the Cuban music. The most famous configuration is compsed by 2 bongos: the small one called "MACHO" produces higher frequencies and the big one, called "HEMBRA" is dedicated to reproduce the low frequncies. The KOKU series is the main line of SOUNDSATION bongos. The shells are 100% SIAM OAK and the COMFORT Rims are Chrome plated as well as the professional 8mm Lugs. All the heads can be replaced with genuine SOUNDSATION heads.