It keeps the moisture in the reed. The sound of the bagpipes is sweeter since we have a few minutes playing, because the reed is acquiring the moisture from the bellows.
as "steel tongue drum", a former member of the "pan drum" family. Its reeds are tuned to a particular scale and are set up to allow an easy left hand-right hand alternate playing around its circular surface. It is very easy to play even for those without previous musical knowledge. It can be played either with the tip of the fingers or mallets.
