Аpproximately 113 gr. or 203.4 yards for size S and 170 gr or 306 yards for size M of Worsted weight yarn.
15.5 sts/22 rows = 10 cm (4 inches) in stocking stitch.
A pair of circular needles size 6 mm (US10) with length 60 cm (24 inches).
The cowl is photographed in size S.