Fair Isle is a beautiful knitting technique thats used to create some gorgeous garments, but it can be a little daunting for novice knitters. This is a great pattern if youre looking to practice some Fair Isle! Cowl measures 34 (86 cm) in circumference and 10 (25.5) in length. Free knitting pattern. Pattern category: Cowls. Aran weight yarn. 600-750 yards. Features: Colorwork, Fair Isle, In-the-round, Seamless. Intermediate difficulty level.