Merino 165 Base Layer Long Sleeve Clean without overheating when you push

without overheating when you push harder

and with flexible pockets designed for quick access to keep gels

and stripped to the core

making them a trusted choice for any run and pace

and featherlight

Merino 165 Base Layer Long Sleeve Clean without overheating when you pushThe Merino 165 Base Layer Long Sleeve is made from natures most advanced performance fabric 100% superfine merino wool. Naturally technical, it regulates body temperature, wicks moisture, and provides lightweight insulation to keep you warm without overheating. With its slim fit, it works seamlessly as a base layer on cold days or as a stand alone long sleeve that feels almost weightless.