The Airstream Telescopic blowpipe is can easily be adjusted to the desired height to ensure your posture is correct. This is a great product for younger players who are still growing as they can be easily be lengthened as the player grows . Having the correct length of blowpipe is very important. This blowpipe has all of the same characteristics as the regular Airstream blowpipe, like a wide bore, and built in "Little Mac", and oval mouthpiece for increased air flow. These blowpipes will fit any set of pipes.