Firefly is certified to meet all safety regulatory standards like NFPA, EN and military specifications. Discover more about Firefly. Download our product information sheet or contact one of our experts.
Why Choose Coats Firefly™?
- Made from 100% meta-aramid fibre with a high melting point of 371°C
- Exceptional flame and heat resistance; does not melt or drip up to the melting point
- Unique spinning quality with 5 times lower fault levels and 100% traceability
- Special dyes used for good wash fastness and minimal lot to lot colour variation
- Flame resistance and colour consistency throughout multiple cycles of laundering and dry cleaning
- Unique lubricated finish for excellent sewability and seam integrity
- Meets Coats restricted substance list
AVERTISSEMENT
To drive your hidden costs down, talk to Coats. From thread audits in pre-production to the latest technical bulletins, we’ll provide support that achieves measurable results. For more information, talk to your Coats representative today.
Since conditions and applications vary considerably in the use of a product, the customer and/or user should assure themselves that the product meets end customer requirements and is suitable for the intended end use. Coats accepts no liability for unsuitable or improper use or application of products.
Information provided is based on current averages and should be taken only as indicative. Coats accepts no liability for the preciseness and correctness of the information provided.
Product information sheets are updated from time to time, please be sure you are referring to the most recent publication. Coats supports customers with advice on individual applications on request; if you have any questions or concerns, please contact us.
Coats® is a registered trademark of J. & P. Coats Limited. Firefly™ is a trademark of J. & P. Coats Limited. © Copyright reserved 2025.