You will need circular needles size US 5 (3.75 mm) in at least 32" (80 cm long, and no longer than 16" (40 cm) long. Finished measurements: Hem circumference: 57.25(63.75, 68.75") 145.5(162, 174.5) cm Finished length: 23.5(24.25, 25)" 60(61.5, 63.5) cm Yarn used: Rowan Denim Revive Shade 216 Silt - 10(11, 12) balls Yarn Weight: DK (11 wpi) Gauge: 22 stitches and 29 rows = 4 inches in Stockinette Stitch Needle Size: US 5 - 3.75 mm Yardage: 1090 - 1308 yards (997 - 1196 m)