Drifire DF2-446LP FR Lightweight Flame Resistant Long Underwear Bottoms (HRC 1 - 4.9 cal)

Dedicated to ongoing innovation in flame retardant fabric, DRIFIRE provides the optimal combination of moisture management, flame resistance, and comfort in all of their flame resistant workwear, including their selection of work garments and baselayer undergarments.

• Fabric: 5.4 oz. flame resistant lightweight breathable fabric
• Inherently flame resistant, FR protection will not wash/wear out
• Moisture wicking technology to keep you dryer
• Odor control technology
• Soft fabric prevents chafing and maximizes comfort
• FR fabric will not melt, drip, or ignite
• FR Elastic waist maintains shape
• Concealed front opening
• Standards: ASTM F1506; OSHA 29 CFR 1910.269; NFPA 70E; CSA Z462 (Canada)
• Arc Rating: 4.5 cal/cm (HRC 1)
• Available colors: Navy Blue, Desert Sand
• Available sizes: Small - 5X Regular and Tall
• Some sizes are marked MTO - Made To Order items are non-cancellable and non-returnable. Estimated leadtime will be provided at time of order (usually 4-8 weeks)
• Made in the USA

About Drifire FR Apparel:
DRIFIRE flame resistant clothing by National Safety Apparel offers permanent flame resistance, moisture wicking technology, high performance and odor protection in a single no-melt, no-drip garment that will not ignite under fire and is self-extinguishing. DRIFIRE is available in a full line of garments that include ultra-lightweight to heavyweight base layers, combat gear and head protection.