Ascender Merino Base Layer Long Sleeve - Forged Iron / Black | Men's Long Sleeve Top AP High Nature's climate control - it

Nature's climate control - it keeps you cool when you're hot

quick wicking

taking you from one mission to the next

These super warm merino glove liners integrate with your regular mitts or glove so you can tinker and fiddle without fear of frostbite

Ascender Merino Base Layer Long Sleeve - Forged Iron / Black | Men's Long Sleeve Top AP High Nature's climate control - itTake your base layer up a knit, with the Ascender Merino Seamless Long Sleeve. Engineered for on skin fit, comfort and performance, our warmest base layer yet is thermo mapped to breathe, stretch and shape where you need. No scratchy seams, no synthetic stink.