Shearling is a skin from sheared sheep which is tanned with wool attached. It is soft, warm and comfy usually used on garments and shoes. Sew them up with stitching awl and you have instant protection for your feet.
The link below offers instructions on how to create your own shearling boots so it could be a perfect fit for your feet. These boots will surely keep your feet cozy during the cold months, and you will not want to take them off.
