The headband/ear warmer is also (available in this eBook) has instructions for 35 (40, 45, 50, 55) cm or 14 (16, 18, 20, 22) inches.

Custom sizes are possible and this is explained at the appropriate section of the pattern.

You will need: up to 100 m of yarn, an appropriate sized hook, a needle for neatening ends and a stitch marker - the band can be made using oddments in any thickness with successful results.

Pattern is available in US or UK terms