Merchant and Mills - Thelma - Sewing PatternA traditional workwear boiler suit with a gentler feminine fit. Thelma is a wardrobe masterpiece, loose enough to fit all shapes and can be interpreted in many different types of cloths, so make it your own. Thelma will take time to put together, but make it well and wear it absolutely everywhere. All seam allowances are 1. 5cm unless otherwise stated. Skill level experienced.