Merchant & Mills
Merchant & Mills - Paper Sewing Pattern - The Thelma Boilersuit
Merchant & Mills - Paper Sewing Pattern - The Thelma Boilersuit
Merchant & Mills Thelma Boilersuit Sewing Pattern
The Merchant & Mills Thelma Boilersuit sewing pattern is a traditional workwear-inspired design with a gentler, feminine fit, offering a flattering silhouette without sacrificing comfort or practicality. Perfect for all shapes, this versatile pattern can be made in a range of fabrics to suit your personal style, making it a wardrobe masterpiece that you’ll wear again and again.
This pattern is perfect for an experienced sewist, as it requires time and attention to detail to create a truly professional finish. Once completed, the Thelma Boilersuit is ideal for layering or wearing on its own, and its timeless design ensures it’s a staple in your handmade wardrobe.
Thelma's Features:
• Traditional workwear-inspired design with a feminine fit for added comfort and style
• Loose, relaxed fit that flatters all body shapes
• Features wide sleeves, front pockets, and side pockets for a practical yet stylish look
• Designed with a button-up front and belt loops for a versatile, adjustable fit
• The pattern includes a fly zip and button placket, ensuring a tailored finish
Create a stylish yet practical piece with the Thelma Boilersuit, the perfect combination of classic workwear and feminine design.
Skill level - Experienced
Fabric suggestions - Medium weight wovens such as sanded twill, 5 - 8oz denims, yard dyed linens with some stability, and cotton poplin. If you are an experienced sewer you could try tencel, tencel/linen, corduroy, more floppy linens, prints and checks.
Notions:
• Matching thread.
• Buttons - 18 x 14-18MM.
• Interfacing - 70CM.
At Truro Fabrics we're a small, family-run business in the heart of Cornwall, UK. We love compiling our carefully chosen fabric collections and sharing beautiful products with our customers. All orders are lovingly wrapped in recycled tissue and re-purposed packaging, ready to arrive and be made into exciting creations.
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- Orders under £50 — £4.99
- Same day dispatch on orders placed before 2pm (Mon–Fri)
- Delivered within 2–5 working days via Royal Mail or DPD
Express UK Delivery
- £6.99 — next working day on orders placed before 2pm (Mon–Fri)
International Delivery
- Europe from £8.95
- Rest of World from £12.95
For full details please visit our Delivery & Returns page.

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