Please Note: we will be closed Friday June 27 to Tuesday July 8, 2025 for a family event. Orders placed on the website during this period will start the shipping process on 7-8-25. Happy Summer!

40 Below Vest -updated version “ZVB” Zone Vapor Barrier

A truly revolutionary clothing piece! The Forty Below® ZVB Vest™ is great for folks who sweat a lot and are trying to reduce moisture buildup in the insulating layers between your back and the backpack. Designed as a “zone vapor barrier” to keep perspiration moisture from accumulating in the layers of clothing between you and your pack. We invented this unique vest back in the 1980’s to…

The Forty Below® Light Energy Shorty model overboot

Forty Below® Light Energy™ SHORTY model overboots Key Features: Designed to help insulate trail running shoes and light hiking boots. Superlight and Super compact! Low profile, and dynamic fit design. Stretchy nylon covered neoprene foam insulation on sides of foot. Knit cuff top closure and ankle height, can be used with your gaiters in deep snow. Removable closed cell foam bottom…

Tips For Keeping Your Feet Warm

By Bill Lokey, Founder, FORTY BELOW, Ltd. We are the product of a culture that has advanced beyond the necessity of being self reliant on a daily basis. Technology has eliminated problems of heat, thirst, cold, and in many cases hunger and fear. When you go climbing, you take some of your technology with you, however, technology alone may not keep your feet warm. The fundamental concern is…

About Us

Forty Below Ltd Climbing Equipment for the Extremes™ About Us Story of the Forty Below, Ltd Logo Our Trademarks About Us Our mission is to help you have warm feet! Forty Below Ltd was founded to help provide a solution to the serious need to have effective foot protection in extreme cold environments.  The company founder, Bill Lokey of Tacoma, WA, built his first insulated boot…

Links

Crampon Manufacturers: AustriAlpin  http://www.austrialpin.at/ Black Diamond http://www.blackdiamondequipment.com/ Blue Ice:  https://us.blueice.com/pages/crampons Camp USA www.camp-usa.com crampons: https://www.camp-usa.com/outdoor/products/crampons/ Cassin www.cassin.it Climbing Technology  www.climbingtechnology.com DMM  www.dmmwales.com Faders (unknown at this…

The Forty Below® Light Energy TR model overboot

The Forty Below® Light Energy™ "TR Model" is a unique and dynamic overboot that helps extend the range of trail running, light hiking boots, bike boots, and some cross country ski boots, in a variety of cold weather wilderness conditions and uses.   UPDATE 2-12-25 Please note: due to continued supply chain disruptions, these are currently out of stock, projected availability is…