The Q Practice Chanter Reed fits well in pretty much any chanter. It take a medium air flow, and provides good volume. Having a good sounding practice chanter reed is very important for playing a practice chanter. All of our practice chanter reeds are all pre-tested before shipping. They are packaged individually in a plastic reed pack to protect them when not in use. All practice chanter reeds come with a free reed adsorb to help with moisture control in the practice chanter.