Our THICKEST, loftiest, most comfortable sock:
Versatile Hollow boot socks are the perfect fit for facing the bitter cold, or warming up post-outdoor adventure.

Fabric Content:
Our boot performance socks use 70% Premium Peruvian Baby Alpaca Fiber, 27% Nylon and 3% Spandex to deliver the same comfort and performance as our flagship crew sock, but every aspect is extra.

Care recommendation:
Wash cold, hang dry - (note: machine washing and drying tests have shown no damage).

Made in USA:
Designed in Wisconsin by outdoor enthusiasts and made in North Carolina.