The warmest sock.

In stock
Find Local Retailer

•The warmest sock ever! New & improved - 50% more stretch!
•Four-way super stretch comfort
•Breathable Macro-porous Neoprene technology for drier warmth
•Seals in the heat
•Outlasts ordinary socks 3 to 1

The warmest insulation for:

There are no reviews for this item. Write Review
Start typing your question and we'll check if it was already asked and answered. Learn More
Browse 3 questions Browse 3 questions and 3 answers
What is the content?
d d on Apr 10, 2018
BEST ANSWER: Hi dave@darntough!

These are made from a breathable Neoprene, so they trap in heat while allowing moisture and water to escape freely.

The Seirus Team
What shoe size is extra large?
A shopper on Dec 29, 2017
BEST ANSWER: You can see all the sizing guides for all products on this page here:

Sock sizing will be at the bottom.

The Seirus Team
Wear directly on skin or layer over regular socks?
A shopper on Dec 27, 2017
BEST ANSWER: This sock is designed to be able to wear it alone but you could always layer it over normal socks for added warmth!