• Image of MWG FLEXSAFE FR Long John. FR Long John is a base layer item designed for wear beneath FR Pants. MWG FLEXSAFE is an inherent flame-resistant fabric. FR Long Johns are 4-way stretch and odor resistant for comfort and freshness.
1 4

MWG FLEXSAFE™ Men's FR Long John - 60A28

MWG FLEXSAFE™ Men's FR Long John - 60A28

$89.50
$89.50
Sale Sold out

When the temperature drops, our FLEXSAFE™ FR Long John is the layer you need. Designed to protect against cold and workplace hazards, our FR Base Layer combines warmth with flame-resistant safety. The soft, moisture-wicking fabric helps keep you dry and comfortable by pulling sweat away from your skin, while resisting odors and bacteria to stay fresh all day. Built with 4-way stretch and flat lock seams, it moves with you for full freedom on the job. FLEXSAFE™ is the softest, most comfortable inherent FR fabric we've ever made—perfect for staying protected and comfortable when it counts.

Safety Standards & Compliance

Meets the requirements of:

  • ASTM 1506
  • NFPA 2112
  • CSA Z462
  • ULC S801

Technical Specs

  • LIGHTWEIGHT
  • INHERENT FR FABRIC
  • 4-WAY STRETCH
  • MOISTURE-WICKING
  • ATPV 4.3
  • CAT 1

Size & Fit

Our recommendation:

Fits true to size. Select your usual size for a familiar fit and feel. 

Shipping & Returns

Orders are typically shipped within 4-7 business days.

Free shipping available on all orders over $100 in the United States and Canada.

Returns or exchanges are accepted within 30 business days after an order is placed.

MWG offers an extended warranty on all FR Clothing.

Washing & Care

For best results:

Wash inside out

Domestic laundry

Machine wash warm

Tumble dry low

Do not bleach

Do not use fabric softeners

Do not dry clean

Do not use deet

Warranty

MWG Apparel offers an extended warranty on all purchases of flame and arc-resistant clothing. Our quality guarantee stands behind every garment we make — for as long as it performs as designed.

Eligibility: To stay covered, garments need to be cared for the right way. Damage caused by washing or handling that doesn't follow our care instructions falls outside warranty coverage.

View full details
All FR Clothing is third-party tested to ensure accuracy and transparency. Full test results can be made available upon request.

  • Free Shipping

    Free shipping on orders of $100 or more in the United States and Canada.

    Premium FR Clothing without the extra cost.

  • Hassle-Free Exchanges

    All unworn and unwashed orders are eligible for exchange or return within 30 days after receiving your order. All purchases include our extended warranty.

Safety. Durability. Comfort.

All FR Clothing is built with proprietary fire-resistant fabrics and tested to ensure compliance with workplace standards. FR Clothing is designed to withstand the toughest working environments and weather conditions.