The MEINL FWB190 Free Ride Series Wood Bongos are perfect for the ambitious beginner and for those who are looking for an affordable second set that has outstanding professional features in this price range. The Free Ride System allows the shells to project more sound. Dimensions: 6 3/4" Macho & 8" Hembra Features MEINL Free Ride Suspension System (DE patent) Hand selected buffalo heads Black powder coated hardware 8 mm strong tuning lugs 2.6 mm rounded SSR-Rims Includes Accessory pouch L-shaped tuning key Tune Up Oil.