Pattern also includes instructions for the Holkham Hat Yarn used: Mode at Rowan Merino Soft Shade 012 Blush - 7 balls Yarn weight DK (11 wpi) Gauge 15 stitches and 20 rows = 4 inches in Pattern Stitch Needle size US 9 - 5.5 mm Yardage 609 yards (557 m) Sizes available One Size - Approximately 11" (26.5 cm) wide x 71.5" (128 cm) long