Something interesting

While we were putting on strings on this classical guitar we noticed something peculiar on the sleeves the new nylon strings came in.
This is a picture of one of the sleeves:


Now view this enlargement:


These guys must be fantastic, Natural Nylon, they must have discovered a whole new species of plants:

The Nylon Tree !!

Probably related to the Teflon Shrub (PTFE Gregarius)