The TANK SIERRA140 is a sleeveless merino t-shirt for men, made from ADVANCED WOOL 140. It offers a lightweight feel and is pleasant against the skin. This merino tank top is perfect for various activities and weather conditions - from warm winter days on the slopes to cooler summer moments.
The high round neck provides stability and breathability, making it ideal for everyday use, leisure, or sports challenges. The weight of the Sierra base layer is our lightest fiber. It is ultra-light and warm, thanks to our ADVANCED WOOL 140.

