Her Thermal Boot Medium Weight Knee-High Grey Medium - Fox River® Socks
Her Thermal Boot Medium Weight Knee-High Navy Large - Fox River® Socks

Her Thermal Boot Medium Weight Knee-High

Regular price$ 14.00
Shipping calculated at checkout.

  • Free Domestic Shipping
  • In stock, ready to ship
  • Inventory on the way

Buy 2 pairs of socks take 10% off, Buy 3 take 15% off, Buy 4 take 20% off!

Style #6566

These medium weight, reinforced Merino wool socks help keep you warm on those cold workdays. Full cushion and enhanced wear zones make these your go-to socks, while Wick Dry™ technology keeps feet dry.

  • Women's fit
  • Memory-knit construction keeps shape, wash after wash
  • Fully cushioned foot and leg absorbs shocks and insulates
  • Reinforced high heel and extended toe add durability and longer sock life
  • Smooth, flat comfort toe seam
  • 35% Merino wool, 35% acrylic, 28% nylon, 2% spandex
Handwear Size Guide

How should I take care of my new favorite Fox River items?

SOCKS - Machine wash warm, inside out. Do not bleach. Tumble dry on low. Do not iron. Do not dry clean. Note: Care Instructions are listed on each product page and on every package.

HANDWEAR - Hand wash, warm with mild detergent or soap. Gentle hand wring. Dry flat.

Free shipping, with minimum order value $35.00 (after discounts), is currently available to customers through economy shipping service only. This excludes bulk orders. The ship-to address must be in the contiguous United States. If you have eligible products in your cart, and have met the minimum threshold of $35.00 (after discounts), those will be shipped for free.

We Believe in Our Socks


At Fox River, we are serious about delivering the highest-quality products for our customer. Simply stated, if you are not satisfied with the quality of our product, we will provide a replacement.

Who We Are

Fox River is a leading U.S. manufacturer of outdoor, sport and lifestyle performance socks since 1900. Fox River is privately owned and operates a hosiery mill in Osage, Iowa at the heart of the country. The central location of the mill helps Fox River offer quick, convenient deliveries across the country and around the globe. Fox River’s premium and performance socks are manufactured at its Iowa headquarters by 200 of the friendliest, hard-working folks you’ll ever meet. Fox River socks have been made in the USA since 1900 utilizing US and imported yarns. We're committed to remaining American-made.

Our Commitment

The Fox River brand is known for its commitment to innovative sock construction and continuous attention to trends in the marketplace. Notably, the brand introduced its signature Wick Dry® moisture management technology in 1985 to help keep feet dry and reduce the moisture build-up that can lead to hot spots and blisters. In 2000, Fox River launched the industry’s first women’s specific-fit performance sock line with smaller toe boxes and heel pockets to better fit women’s feet.

Customer Reviews

Based on 12 reviews
Eileen' socks.

Eileen loves her fox river socks. They fit great, are comfortable, and keep her feet warm. Made in USA!

Margaret M Blais
best socks

Love the socks. Comfy, Warm 7 Long enough!

jacqueline lewis

Her Thermal Boot Medium Weight Knee-High

L. Miller
BEST company ever!

The Thermal Boot Knee-High are the best socks I own. They stay put in the boot and keep the toes toasty! I’m glad I found a sock that refuses to e
wear out. Thank you Fox River.

Craig Collins
Her thermal boot knee high scocks

I bought these socks for my daughter as a stocking stuffer . The quality looks and feels great as do other socks I have purchased in the past .