These Bongo Drums are made of quality white Tone Wood, a timber giving excellent tone and strength. The skins are genuine calf skin vellums, not cheap plastic like on many budget priced bongos. T he hardware on the bongos is heavy duty metal which has been powder coated for added durability and enhanced appearance. These Bongos will give years of quality sound and rhythm! - White tone wood - True skin cow heads - Black powder coated hardware - Size: 7" & 8.5"