Featured Product:

40 Below Camp Booties


The Forty Below® Camp Booties are a synthetic insulated camp bootie, used as camp footwear.  Comfortable and warm after a day on your feet!  These camp booties have been a trusted expedition favorite for many years, and have also been a favorite for for cabin, hut, and even home use!  Proudly made in the USA!

Welcome to Forty Below!

Forty Below® overboots and equipment are used on expeditions to the world’s highest and coldest places since 1970's. Proven in 40 below and colder environments, these are the most trusted overboots in the world!




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Handy Item:

Forty Below Bottle Boots 1.0 Liter size


The Forty Below® Bottle Boot™ 1 Liter/ 32oz. quart size, is a very insulating water bottle cover, to help keep water from freezing, especially in extreme cold environments. Used on expeditions worldwide for over 3 decades.  This insulated bottle cover is a unique design that enables the user to easily open with mittens or gloves, with easy access to the bottle, and no zippers to break or freeze.

QUALITY EQUIPMENT for your trips near and far...

All of our products are crafted with pride in the USA!


Warm feet on Mt. Rainier:

Photo of Bill Lokey, Founder of Forty Below Ltd from Camp Sherman, Mt. Rainier July 31, 2015
  "I loved them.  Lightweight, warm, comfortable, just enough support from the straps
to ease walking outside, the envy to those without them."



Happy Toes on Everest:

Mountain Guide Vern Tejas on the summit of the world, May 2013.
This was his 10th summit of Everest!  His first after turning 60!
 Vern is wearing the Forty Below  Purple Haze overboots.
Photo By: JM Horst
Click here to read about Vern's boots and socks set up and the Forty Below Purple Haze overboot www.40below.com/products_detail.php?ProductID=1

See more about Vern at Alpine Ascents International Guide Service

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