From a morning bike ride to hiking to the Quandary Peak summit, the Smartwool Merino 150 base layer T-shirt works as hard as you do.
- This year-round T-shirt is up to any challenge, thanks to the body temperature-regulating properties and breathability of merino wool
- Lightest weight merino jersey fabric from Smartwool uses a nylon core to increase durability while keeping merino wool directly next to your skin
- Raglan sleeves remove irritating shoulder seams; offset shoulder and side seams lie smoothly under your pack straps
- Flatlock seam construction minimizes chafing
- Slim fit
87% merino wool/13% nylon