Smartwool Men's Merino 250 Base layer 1/4 Zip (Military Olive Heather/ Black)

This Smartwool Men’s Merino 250 baselayer has an updated fit: to improve functionality while enhancing aesthetics for a range of body shapes. And Smartwool's best-selling and warmest baselayer is still made of 100% non-itching, odor-resistant, ethically sourced Merino wool.

Take a moment to check out this Smartwool | Men's Merino 250 -video

This active baselayer helps regulate your temperature, insulates even when wet, and wicks moisture from the skin to keep you comfortable. With an interlock knit for enhanced comfort, breathability, thermoregulation, and odor resistance.

• Made of 100% ZQ-certified Merinowool
• Wicks moisture from the skin, great breathability, insulates even when wet, transpiration odor resistant
• 20cm center front zip with semi-locking logo slider
• Back body seam wraps to front for body-enhancing fit
• Shoulder panels eliminate top shoulder seams
• Flatlock seam construction eliminates chafing
• Heat transfer logo at left sleeve cuff
• Fits close to the body
• Easy care, normal cold machine wash (30-40º), no wool cycle, no special wool detergent required

This Merino wool baselayer feels soft and gentle to your skin and doesn't cause itching. The natural (transpiration) odor resistance lets you wear this shirt for days without washing which makes this top ideal for high aerobic performance activities.

Smartwool's Merino Midweight 250 Shirts are best used as a single layer for mild weather performance or as baselayer for cold weather conditions.