The TUO Aptitude Vest is a rugged yet flexible softshell layer built to adapt to changing conditions in the field. Featuring an AeroGuard windproof breathable membrane and DWR treatment, it offers reliable protection from wind, light rain, and stains. The tough yet quiet poly/spandex shell is lined with soft fleece grid fabric for warmth and comfort, while 4-way stretch construction ensures exceptional mobility and fit. Polygiene StayFresh and OdorCrunch technologies work together to control scent and reduce odor-causing bacteria. With four zippered pockets for secure gear storage, the Aptitude Vest is a must-have tool for high-performance layering.