W's Basis PeakWool Midweight Tight Columbia and a super-soft liner adds

and a super-soft liner adds warmth

Everything you need to achieve good grip

plus large reflective DYNAFIT lettering on the arm for better visibility at twilight

Practical probe cover with integrated emergency plan

but bright enough to light the way down unexpected rappels and dark trails

W's Basis PeakWool Midweight Tight Columbia and a super-soft liner addsA soft on skin baselayer tight crafted with a moisture wicking merino fabric blend to keep you warm, dry and charging hard in cold conditions. For mountain mavens who run cold, this tight will be your best friend when the temperature tries to keep you inside, but all you want to do is move. The foundation of its unmatched performance and next to skin comfort is Stio's proprietary PeakWool fabric, a powerful blend of soft yet resilient TENCEL, nylon,