• The Women's Long Sleeve Crew Neck Base in tan displayed on a white background. This long-sleeved shirt has a crew neckline and a close fit. The fabric appears to be a soft insulating knit.

    Inversion Crew Lightweight – Women’s Fit (FR)

    $62.50

    The Inversion Crew (Lightweight) – Women’s Fit base layer is a premier flame-resistant garment with an advanced tri-blend yarn system that provides unparalleled performance across warm environments. Inversion is inherently sweat-wicking and is designed to create a quick-drying and breathable garment, and the inclusion of spandex gives the end user an improved range of motion, superior comfort, and extraordinary recovery for after-wash durability. This fit has been created from the ground up to give female end users a well-fitting garment so that they can constantly deliver.

    Safe-to-Fly (StF) Approved by U.S. Air Force – Air National Guard

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • The Women's Long Sleeve Crew Neck Base in black displayed on a white background. This long-sleeved shirt has a crew neckline and a close fit. The fabric appears to be a soft insulating knit.

    Inversion Crew Lightweight – Women’s Fit (FR)

    $62.50

    The Inversion Crew (Lightweight) – Women’s Fit base layer is a premier flame-resistant garment with an advanced tri-blend yarn system that provides unparalleled performance across warm environments. Inversion is inherently sweat-wicking and is designed to create a quick-drying and breathable garment, and the inclusion of spandex gives the end user an improved range of motion, superior comfort, and extraordinary recovery for after-wash durability. This fit has been created from the ground up to give female end users a well-fitting garment so that they can constantly deliver.

    Safe-to-Fly (StF) Approved by U.S. Air Force – Air National Guard

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • A pair of Women's Inversion Bottoms Base Layer in black displayed on a white background. These long underwear pants have a close silhouette fitting with an elastic waistband and a fly opening. The fabric appears to be a soft insulating.

    Inversion Bottom Lightweight – Women’s Fit (FR)

    $55.32

    The Inversion Bottom (Lightweight) – Women’s Fit base layer is a premier flame-resistant garment with an advanced tri-blend yarn system that provides unparalleled performance across warm environments. Inversion is inherently sweat-wicking and is designed to create a quick-drying and breathable garment, and the inclusion of spandex gives the end user an improved range of motion, superior comfort, and extraordinary recovery for after-wash durability. This fit has been created from the ground up to give female end users a well-fitting garment so that they can constantly deliver.

    Safe-to-Fly (StF) Approved by U.S. Air Force – Air National Guard

    Select optionsDone This product has multiple variants. The options may be chosen on the product page
  • Sale! a men's olive green long-sleeve thermal shirt designed as a fitted base layer featuring a crew neck long sleeves that reach to the wrist.

    Inversion Crew Midweight (FR)

    Original price was: $58.22.Current price is: $40.15.

    The Inversion Crew (Midweight) base layer is a premier flame-resistant garment with an advanced tri-blend yarn system that provides unparalleled performance across mild to cool environments. Inversion is inherently sweat-wicking and is designed to create a quick-drying and breathable garment, and the inclusion of spandex gives the end user an improved range of motion, superior comfort, and extraordinary recovery for after-wash durability.

    Safe-to-Fly (StF) Approved by U.S. Air Force – Air National Guard

    Select optionsDone This product has multiple variants. The options may be chosen on the product page

GEAR UP FOR THE MISSION AHEAD WITH MASSIF®

Massif® makes every design, manufacturing, and sourcing decision to bring our gear to life with clear intention. While the type of protection that members of SAR communities and our country’s armed forces require is unique and challenging, we take pride in the fact that we maintain a tight focus on meeting and exceeding the needs of our end users. From the first NOMEX® fleece suit that Massif®’s founder, Randy Benham, hand-sewed in his parent’s garage to the cutting-edge new offerings – Massif is committed to your protection.
SHOP All