Musical instruments for compact travel, from 0 weight/volume! It can't get lighter!

Air guitar: 0 weight & volume!The Air guitar is one of the few instruments that has 0 weight and volume.

- Perfect for Ultra Compact Travel.

For the music bring e g a music hand phone. For loud sound play back via hotel TV loudspeakers!

Piano in a can

It looks quite OK for compact travel.

I have a bamboo flute some 20 cm, 8 inch, long which goes into a pocket if I like.

To save volume I should keep something in it...