To fit ball of foot circumference 20 22:23:24cm; 8 8½:9:9½in Suggested yarn West Yorkshire Spinners Signature 4 Ply Solids Gauge 30 stitches and 58 rows = 4 inches in mosaic stitch worked in the round Needle size US 1½ - 2.5 mm Yardage 874 yards (799 m)