Měch (m)
air reservoir: flexible (usually of animal skin), ready for the insertion of stocks
NB: ➺ homonyms, &c.
Made of goat- or dogskin, but also (fallow) deer, &c. are used; The best quality skin is obtained at the end of the summer.
Kunz, Ludvík: Die Volksmusikinstrumente der Tschechoslowakei, 1 (Handbuch der europ. Volksmusikinstr. 1/2;1 [Böhmen und Mähren]). Leipzig, 1974, p.124.
Číp, Pavel & Režný, Josef: Dudelsack: Bau, Verzierung, Stimmung [German translation of »České dudy...« (Rožnov, 1991)]. Frenštát p[od].R[adhoštěm], 1992, p.5.