De Rosa Beginner BOG78-DB 7 and 8-Inch Bongo Drum (Dark Brown) by De Rosa. $32.63. Beginner and intermediate 7-Inch and 8-Inch lap bongos - You'll love this beautiful looking and sounding instrument from De Rosa! Features solid Asian ash hardwood construction with black/chrome rims and real animal skin heads - Solid, durable construction that lasts! Both bongos are tunable. Available in Dark Brown or Natural finish. Designed by professionals, for professionals!