Modeled after the classic 5.11 Tactical Shirt, our Fire Retardant Shirts are made with our advanced FR-x3 canvas fabric. FR-x3 is a revolutionary new fire-retardant fabric exclusive to 5.11 Tactical that retains the look and feel of cotton. Both our Wildland Fire Retardant Shirts and Station Shirts are NFPA certified helping to keep you safe on the job. Try our Fire Retardant Shirts today. It's sure to impress!