Tycoon Percussion 29 Roundback Series American Ash Cajon With Red Oak Front Plate This innovative cajon features a curved back panel which provides for suprerior bass tones Adjustable snares allow for players to tune their cajon with a standard allen wrench (included) American White Ash wood provides enhanced acoustic tonal qualities Individually hand made and tested to ensure superior sound quality 11.5" & 20" front plate dimensions