Wae knits have been an outdoor staple for generations for a reasonthe baed fabric provides both airow and insulation. We made ours from a thoughtfully crafted tencel blend with a buttery soft feel that's kind to both your skin and the outdoor spaces you're exploring. We added a zipper for easy temperature control so you can wear it on its own as a baselayer, or toss it over a t-shirt as a transitional layer.