Meinl Marathon Designer Bongos WHM, Bongos, Marathon designer series, Sizes: 6 3/4"" Macho and 8"" hembra, Shells of rubber wood (hevea brasiliensis Muell.-Arg.), High-gloss lacquer finish, Black powdered hardware, Hand-selected buffalo drum heads, Patented free ride system, 8 mm Claws, 2.5 mm Rounded SSR rim