Smartwool Men's Classic Thermal Merino Base Layer Colorblock Crew (Military Olive Heather)

A top pick for durability, this long sleeved Smartwool Midweight Crew active base layer.

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

Our warmest, most versatile Smartwool layer, possibly even more of a mid than base layer, that can handle real abuse.

It will offer long time intact use -and resist odors- on its own or as baselayer when the going gets cold. Hence the reason it is Smartwool’s best selling baselayer with an ideal thickness for wintertime day hikes.

• Made of 100% Merino Wool
• Durable, warm, insulates even when wet, transpiration odour resistant, breathable, wicking
• Crew neck
• Shoulder panels eliminate top shoulder seams
• Back body seam wraps to front for body enhancing fit
• Flatlock seam construction eliminates chafing
• Excellent UPF protection: UPF 50+
• Fits close to the body/ snug fit
• Easy care, normal cold machine wash (30-40º), no wool cycle, no wool detergent required

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

Smartwool's Next-To-Skin Midweight Shirts are best used as single layer for mild weather performance or as baselayer for cold weather conditions.