If they're any tougher, they'd rust.
PERFORMANCE FR NFPA 2112 CLOTHING AND ARC FLASH APPAREL DESIGNED FOR SAFETY, PROTECTION AND DURABILITY.
Shop ProductsCUSTOMERS AT 2,000+ COMPANIES TRUST KNOX












CUSTOMERS AT 2,000+ COMPANIES TRUST KNOX
Best in the game
Pearl Snaps Shirts
Designed with you in mind. Comfort like no other, these FR shirts will be your favorite in or out of the jobsite!
Best in the game
Pearl Snaps Shirts
Designed with you in mind. Comfort like no other, these FR shirts will be your favorite in or out of the jobsite!
Don't get caught unprepared!
Cold Ready Premium FR Gear
Browse best selling Knox products for the toughest season of the year!
Don't get caught unprepared!
Cold Ready Premium FR Gear
Browse best selling Knox products for the toughest season of the year!
JOIN THE AMERICA'S ELITE!
Protecting the builders of America
You build our great nation by sweat, blood and tears. Protect you and your future with Knox gear.





