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Cloud - Fortress ClothingCloud - Fortress Clothing
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Cloud - Cobalt

The Cloud Jacket is your perfect balance of lightweight comfort and serious warmth. Built with ultra-soft materials and Patented insulation, it wraps you in cloud-like coziness without the bulk. Ideal for everyday wear, chilly adventures, or lounging in warmth. Temp Rating: 15˚F to 70˚F –...
$149.99
$149.99
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Terra Hoodie - Fortress ClothingTerra Hoodie - Fortress Clothing
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Terra Hoodie

Built for work, adventure, and everyday wear, the Terra Hoodie delivers core warmth without the bulk. Insulated Core – Patented AERIS™ keeps your torso warm Lightweight Sleeves & Hood – Breathable and flexible 4-Way Stretch – Moves with you Wind & Water-Resistant – Light...
$139.99
$139.99
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Polar Puff - Fortress ClothingPUFF - Fortress Clothing
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Polar Puff

Features: 4-Way Stretch Shell for comfort and durability Wind & Water-Resistant (DWR) finish 250 AERIS™ Insulation – warm, light, and non-bulky Zippered Pockets – chest + hand pockets Temperature Range: -10˚F to 65˚F Built for warmth, comfort, and all-weather adventure. Model: 6'2 210lbs wearing...
$144.99
$169.99
$144.99
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Wind Breaker - Fortress ClothingWind-Breaker - Fortress Clothing
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Wind Breaker

Designed for active performance, this lightweight, packable jacket pairs perfectly with BasePro tops or any other gear, adapting to weather and activity. Size up one size for best fit.  Key Benefits: Breathable & 4-Way Stretch – Moves with you for all-day comfort. Wind &...
$89.99
$119.99
$89.99
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BasePro Full - Zip - Fortress ClothingBasePro Full - Zip - Fortress Clothing
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BasePro Full-Zip - Black

Stay warm, dry, and comfortable with the BasePro Full-Zip—your go-to performance base layer. Replaces 2–4 Layers – Warmth without the bulk Full-Zip Design – Easy on/off + adjustable venting AERIS™ 250 Insulation – Stays warm even when wet 4-Way Stretch Fabric – Moves with...
$129.00
$129.00
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SockPro 2.0 - Fortress ClothingSockPro 2.0 - Fortress Clothing
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SockPro 2.0

The World's First Insulated Knit Sock, featuring patented Aeris 250 ½" insulation. Updated Features: ✅ Knit Ankle Cuff – Easy on & off convenience✅ Brushed Liner – Enhanced comfort around the foot✅ Improved Design – Maximum fit & support✅ AERIS 250 Insulation – Keeps...
$34.99
$34.99
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  • SockPro 2.0 - Fortress ClothingSockPro 2.0 - Fortress Clothing
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    SockPro 2.0

    The World's First Insulated Knit Sock, featuring patented Aeris 250 ½" insulation. Updated Features: ✅ Knit Ankle Cuff – Easy on & off convenience✅ Brushed Liner – Enhanced comfort around the foot✅ Improved Design – Maximum fit & support✅ AERIS 250 Insulation – Keeps...
    $34.99
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  • FacePro - Fortress ClothingFacePro - Fortress Clothing
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    Face-Mask

    Face-Mask Introducing our INSULATED Head-Sock, designed with advanced insulation around the face and ears, making it ideal for use with helmets and in cold conditions. This innovative headwear offers exceptional warmth and comfort, ensuring your face and ears stay protected from the elements. Perfect...
    $39.99
    $39.99
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  • Face Mask (balaclava) - Fortress Clothing
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    Face Mask (balaclava)

    BALACLAVA- MADE IN THE USA (UTAH) HOW TO WEAR:A- Under the chin – For cold temperatures,B- Across the face – For extreme cold environmentsC- Open – For warmer conditions SIZING CHART: Features: – Patented AERIS™ 500 (½” / 13mm of loft) Rating with extreme products...
    $79.00
    $79.00
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  • Thermal - Bootie - Fortress Clothing
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    Thermal-Bootie

    Please note! Sizes are in inches, not regular shoe sizes Sizing: Measure your foot from ‘back of the heel’ to the end of your longest toe. We suggest that you go UP 1/2 inch from the size you measure on the tape if you are...
    $89.99
    $89.99
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  • SockPro 1.0 - Fortress ClothingSockPro - Fortress Clothing
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    SockPro 1.0

    Fortress SockPro The world's first insulated sock, featuring patented Aeris 250 ½ insulation throughout. Our advanced design maximizes heat retention while comfortably compressing inside any shoe or boot, making it the warmest sock available. “Do NOT Wear near Fire” Pro Tips for Ultimate Warmth:...
    $22.00
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    $22.00
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  • Face Mask (FR) "Fire Retardant" - Fortress Clothing
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    Face Mask (FR) "Fire Retardant"

    Patented AERIS™ 500 (½” / 13mm of loft) Technology, a revolutionary patented insulation Technology that keeps you warm, even if it gets wet!Designed using a 7oz knit CarbonX fire-resistant liner on the inside and a 12oz woven CarbonX fire-resistant exterior shell. -35°F to 50°F (when worn...
    $129.99
    $129.99
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Trending Now

Ultra-Light Vest
$99.00
$99.00
Wind Breaker
$89.99
$119.99
$89.99
Save $30.00
Terra Hoodie
$139.99
$139.99
Cloud
$149.99
$149.99
14

Why Fortress® Insulation Outperforms: Warm, Lightweight, & Effective—Even When Wet

keeps you warm even when wet—no bulk, no hassle. Our patented insulation traps heat, repels water, and breathes to keep you dry and comfortable in any condition. Perfect for work, adventure, or everyday wear.

How to Layer: 1. Baselayer: Lightweight wicking 2. Fortress jacket

Why Fortress® Insulation Outperforms: Warm, Lightweight, & Effective—Even When Wet

keeps you warm even when wet—no bulk, no hassle. Our patented insulation traps heat, repels water, and breathes to keep you dry and comfortable in any condition. Perfect for work, adventure, or everyday wear.

How to Layer: 1. Baselayer: Lightweight wicking 2. Fortress jacket

Why Fortress® Insulation Outperforms: Warm, Lightweight, & Effective—Even When Wet

keeps you warm even when wet—no bulk, no hassle. Our patented insulation traps heat, repels water, and breathes to keep you dry and comfortable in any condition. Perfect for work, adventure, or everyday wear.

How to Layer: 1. Baselayer: Lightweight wicking 2. Fortress jacket

Why Fortress® Insulation Outperforms: Warm, Lightweight, & Effective—Even When Wet

keeps you warm even when wet—no bulk, no hassle. Our patented insulation traps heat, repels water, and breathes to keep you dry and comfortable in any condition. Perfect for work, adventure, or everyday wear.

How to Layer: 1. Baselayer: Lightweight wicking 2. Fortress jacket

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