Plain helmet by Robin Wools

Plain helmet

Knitting
Robin Reward Double Knitting
Sport (12 wpi) ?
US 2½ - 3.0 mm
US 3 - 3.25 mm
US 4 - 3.5 mm
US 5 - 3.75 mm
295 - 590 yards (270 - 539 m)
1-6 months (6-12 months)
English

Materials
1 (2) x 40 or 50 gram ball of DK yarn.
One button.

Pictured - middle item on leaflet cover.