Mutation is a cozy and lightweight cowl matches the Mute hat.
It comes with a photo tutorial and video tutorial of the honeycomb brioche / 2 colored brioche stitch pattern.
The Mute hats / Mutation cowl are available in a bundle for €6.00 EUR. (add both to your card to get the discount)
It is also part of the english Liaisons e-book with 2 pairs of matching hats and cowls.