Guitar Mute Tool

Hi friends,

Do you play acoustic guitar? Are you tired to break your family or friends (or yourself) ears during your guitar training?
Welcome, you're like me! My poor quality playing is an ordeal for all ears around.

So I decided to make an end-of-torture tool. This kind of object exists in shops but this one is made with low cost material (except the printer of course, but I suppose you have one, no? ;)
This tool lets you easily adjust the pressure on the cords and therefore the mute level. And, very important if you love your guitar, it doesn't touch the table. No risk of damage.

You'll need:
- a kitchen sponge (you can try other more or less flexible material)
- a 30mm M3 nut and bolt
- an elastic

How to do?
- Print the two parts. The part with the groove is the lower, the one that will be near the guitar table.
- Cut the kitchen sponge 20mm large and 15mm high including the scraper for the higher part (see picture)
- Cut another piece of sponge of 10mm large a