Highly functional lightweight long underpants for active wear. Snug fit, strong and stretchy material, and the naturally moisture wicking and comfortable merino wool are what makes these what they are, a great and reliable choice for demanding use.

• Snug fit, the stretchy fabric fits like a second skin.
• Flatlock seams: no thick folds that could cause discomfort.
• 80/20 merino wool / polyester

Merino wool is a fantastic choice for next-to-skin wear; most notably it feels good against the skin and retains it´s insulating properties even when soaking wet. So it's like regular wool, but better. Oh, and did we already mention how nice it feels?

L1 - Base Layer

The first layer of the Särmä TST clothing system, tasked with moisture management. A good next-to-skin base layer keeps you feeling comfortable in any conditions to do this it needs to be lightweight and effectively moisture wicking. We use a lightweight merino wool blend for our base layers, natural and very functional material for this purpose.

Take a look at our Särmä TST Clothing System!