This article is from the Bagpipe FAQ, by Denise McNickle denisem@southwind.net with numerous contributions by others.
The most common use of plastic reeds occurs with the GHB practice chanter.
Some people estimate that 90-95% of the practice chanters played today use
plastic reeds.
Another widespread use of plastic is in drone reeds for the Highland pipe.
Ross and Champion plastic drone reeds feature a plastic body and a cane
tongue. Shepherd plastic drone reeds use a plastic tongue. The tongue is
usually held in place with a rubber wrap at the bottom, and a rubber band is
used as a bridle. The cane tongue is varnished, supposedly to protect against
moisture.
Some players of bellows-blown pipes sometimes use plastic-bladed
chanter reeds (often made from yogurt containers).
 
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