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Smartwool Classic Therma Merino 250 Baselayer Bottom - Men's

item # SW016361


Smartwool updated their Men's Classic Thermal Merino Base Layer Bottom to bring you a better fitting, more functional tight. The technical benefits of 100% Merino wool will help you keep your game at a high level for longer. And our heaviest weight wool fabric will help keep you warm and comfortable as you ski, run, and hike the day away.


  • Smartwool's slim fit is intended to follow the contours of the body
  • 100% Merino wool fabric made with an interlock knit for comfort, breathability, thermoregulation and odor resistance
  • Flatlock seam construction designed to help minimize chafing
  • Fully functional fly
  • Merino-lined elastic waistband designed for maximum comfort


  • 100% Merino Wool


  • Fabric Weight: 250 g/m2
  • Garment Weight: 228 g or 8.04 oz
  • Fit: Slim
  • Size M Inseam: 30 in (76 cm)


  • Machine Wash Warm Gentle Cycle.
  • Do Not Iron Decorations.
  • Do Not Bleach
  • Tumble Dry Low
  • Cool Iron As Needed
  • Do Not Dry Clean
  • Wash With Like Colors