National Safety Apparel U52FKSR or U52JKSR Drifire FR Control Long Underwear

National Safety Apparel U52FKSR or U52JKSR | $88.97 | No Sales Tax! | Drifire FR Control Long Underwear |

DRIFIRE FR Control long underwear keeps the wearer cooler on hot days and warmer on cool days with lightweight breathable fabric, heat stressreduction and unsurpassed moisture-wicking and drying rate. Inherently FR, this stretch fabric proactively regulates skin temperature (+/- 3 degrees) and reduces perspiration by as much as 34%. 

U52FKSR_ _ (Navy)

U52JKSR_ _ (Desert Sand)

• Arc Rating: 4 cal/cm²
• CAT 1
• Fabric/Material: 5.5 oz. FR CONTROL 2.0™
• Proactively regulates skin temperature (+/- 3 degrees)
• Reduces perspiration by as much as 34%
• Keeps the wearer cooler on hot days, warmer on cool days
• Heat stress reduction
• Odor control technology
• Lightweight, breathable fabric
• Unsurpassed moisture wicking and drying rate
• Inherently flame resistant, FR protection will not wash/wear out
• More stretch for a better fit
• Made in the USA
• Arc Rating: 4 cal/cm²
• CAT 1
• NFPA 70E
• CSA Z462
• ASTM F1506
• OSHA 1910.269