The thread that disappears — so your stitches do all the talking.
Monofil Transparent Thread
Madeira Monofil is a fine, transparent thread that blends seamlessly into any fabric for discreet, virtually invisible seams. Strong and resilient yet smooth-running, it resists thread breaks for a clean sewing experience — available in Clear and Smoke to vanish into light and dark fabrics alike.
Shop Monofil
Why Monofil?
Frequently Asked Questions
What is Monofil thread?
Monofil is Madeira’s transparent sewing and quilting thread, made from 100% polyamide. Fine and nearly invisible, it blends into the fabric for discreet seams while staying strong and smooth-running. It comes in two shades — Clear for light fabrics and Smoke for darks.
Features & benefits
- Transparent, invisible finish — blends seamlessly for discreet seams
- Two shades — Clear for light fabrics, Smoke for dark
- Strong & resilient — dependable across a range of projects
- Smooth-running — helps prevent thread breaks
- Versatile — quilting, sewing, embroidery, and crafting
Specifications
- Fiber: 100% polyamide
- Weight: 40 wt — ideal for fine to medium-weight fabrics
- Shades: Clear, Smoke
- Spool sizes: 500 m and 1000 m
What is Monofil best used for?
- Discreet/invisible seams — where you don’t want the thread to show
- Quilting & sewing — a clean, subtle finish
- Embroidery & crafting — versatile, go-anywhere transparent thread
Why choose Monofil?
When you want the fabric and piecing to shine — not the thread — Monofil makes the stitches effectively disappear, while still holding strong and running cleanly through your machine.
Shipping & returns
- Continental US flat rates: $5.95 (orders under $34.99), $12.95 (under $64.99), FREE over $64.99.
- Shipping, taxes, and discount codes are calculated at checkout.
- See our Refund Policy and Shipping Policy for returns.
Have Questions?
We're Here To Help
Unsure which thread is right for your project or need expert advice, don't hesitate to reach out.
Email us anytime or start a live chat — our team of sewing and quilting specialists is ready to assist.