Bongos Wood Bongo HB100 Copper Bongo HE-306 HB100 Colors: BSB  VSB NT WR (Blue Burst) (Vintage Sunburst) (Natural) (Wine Red) 6 3/4" / 8" Bongo made from rubber wood (Hevea brasiliensis Muell.-Arg.). 8 mm strong tuning lugs, 2 mm rounded rims for playing comfort. Interior backing plates add strength to construction.