With or without color patterns. Line it with a soft material for extra warmth. Headband is double thick for extra warmth. All three pieces are knit in the round. A wimple is a lace tube which can drape up over the ears and face, or snuggle down on the neck.
Wimples are perfect for small bits of exotic fibers such as yak, alpaca, or silk blends.
Make it with hemp and you'll have a hot item. Use bright colors. Kids love these. Top part can be made on knitting machine. Bottom band is knit is extra-warm two color pattern.