The versatile, go-anywhere base layer made from breathable 100% merino wool jersey, the 200 Oasis Long Sleeve Crewe is the best-selling base layer top.

Feel the comfort and temperature regulation that you get from the best thermals on the market. 

100% Merino - Soft merino fibers that regulates body temperature in all weather conditions and resists odors

Gusseted underarms for mobility and comfort

Offset shoulder seams to prevent friction

Flatlock seams to prevent friction

Drop tail hem for added coverage