Smartwool Men's Anchor Line Crew Sock tactical-research and has a reinforced backstay

and has a reinforced backstay for heel/tendon protection

MERINO WOOL SOCKS FOR WOMEN: Our wool socks boast Achilles support to keep socks in place & a breathing zone for improved ventilation

14% Polyester

O Matter frame material helps to provide durability and all-day comfort to keep up with life on-the-go

Smartwool Men's Anchor Line Crew Sock tactical-research and has a reinforced backstayThe Smartwool community is a collection of people who believe that time outside is valuable, restorative, and essential for everyone. When Smartwool started making socks back in 1994, their founders simply wanted to be able to ski longer without getting cold toes. Thats when they discovered the benefits of Merino wool as a performance fabric. FEATURES: Style: SW003905 WARM INSULATION: Experience durability at its peak with the Smartwool Mens Anchor