When the job demands dependable protection, nothing beats American-made flame-resistant gear. Big Bill’s USA-made FR collection includes knits, t-shirts and button-up shirts manufactured in our own American facility with USA-made FR fabrics for lasting comfort and compliance. These are everyday essentials designed for real work, real heat and real durability. Each style is crafted to move with you, resist wear and deliver the consistent thermal protection you need on the job. Whether you are layering with a lightweight FR t-shirt or stepping into a full workday in one of our USA-made FR shirts, you get comfort that lasts and protection you can trust. Every piece is arc rated and compliant to industry standards, so you stay covered while getting the rugged performance Big Bill is known for.