United’s expedition weight base layer provides protection in the harshest environments.
- Flat seam construction eliminates chafing from gear
- Inner surface brushed for comfort next to skin
- Mesh outer layer expedites wicking
- Made in the U.S.A.—Berry Compliant
Layer IV fabric is an 8.0 oz single sided fleece. The inner surface of this expedition weight fabric is brushed for against-the-skin comfort and the jersey outer surface provides ease of layering. This fabric is ideal for extreme weather conditions.
Our fabric’s antimicrobial protection prevents odor and prolongs the life of the fabric. Its unique wicking properties provide for quick moisture evaporation and air drying.
Base Layer I
United’s lightweight base layer
Base Layer II
United’s mid-weight base layer
Base Layer III
United’s active weight base layer
Base Layer IV
United’s heavy weight base layer