Firstgear 37.5 basegear briefs
Basegear. Street apparel
37.5TM active particles enhance the performance of
waterproof- breathable fabrics by increasing the surface
area and absorbing the energy your body produces to
accelerate evaporation and breathability–keeping you
dry on the inside and allowing you to stay out longer.
- Billions of active 37.5TM particles provide 800% more surface area to spread moisture.
- These active particles utilize body heat to help speed up evaporation and accelerate breathability
- By using the energy your body creates to speed up evaporation, you stay drier and more comfortable
- Designed for maximum moisture transfer
- Comfortable flat-lock seams
- Stretch-knit construction
