Layer Less Expect More

Discover what you've been missing

Patented USA Insulation

Fortress Clothing’s patented insulation keeps you warm, dry, and comfortable — even when soaked. No batteries. No bulky layers. Just pure performance.

Layer Less Technology

Unlike traditional insulation, Fortress AERIS™ stays warm even when wet. Replace 2–4 bulky layers with one Fortress layer and stay warm, dry, and ready for anything.

Moisture Control

Allowing moisture to escape while trapping heat — keeping you comfortable. Durable construction ensures consistent performance

As Seen on Shark Tank

One layer. Endless warmth

Featuring patented USA insulation technology that keeps you warm without the bulk. Discover the revolutionary features that make Basepro the ultimate performance baselayer.
BasePro Full-Zip - Fortress Clothing
1

Patented USA Insulation

With our patented insulation we have a technology that other company's cant compete with we guarantee that you will notice the difference this one basepro will replace 1-4 layers of layers. most customers replace 2-3 on average
2

Moisture-Wicking Fabric

Advanced fabric technology pulls sweat away from your skin, keeping you dry and comfortable all day.
3

4-Way Stretch

Premium stretch fabric moves with your body for unrestricted mobility during any activity.
5

Odor Control

Anti-microbial treatment prevents odor buildup, keeping you fresh throughout your day.

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