Forty Below

What Forty Below does

Forty Below Ltd. is a privately held specialty manufacturer of insulated outdoor equipment for extreme cold environments, headquartered in Graham, Washington (near Mt. Rainier). Founded by Bill Lokey in 1982 after he prototyped the original insulated overboot on a 1980 Denali expedition at -40°F, the company designs and handcrafts closed-cell neoprene products in North America using globally sourced materials. Joel Attaway serves as President and Bill Lokey remains the founder. The product portfolio is organized around six categories: Overboots (Purple Haze, K2 Superlight, Fresh Tracks, Light Energy Shorty, Everest models), Bottle Boots (6.5mm closed-cell neoprene covers for 11oz–2qt containers plus Fuel Bottle Boots and Cold Weather Bottles), Camp Booties (insulated vegan camp footwear with replacement insoles), Camp Accessories (tent floor foam, mug boots, food and gear bags, lantern capsules), Clothing (Zone Vapor Barrier vest, performance tees, bandanas, thermometers), and Brewing products (Keg Parkas, Growler Boots, Mini Keg Parka).

The company's core technical differentiator is its 40+ years of proprietary closed-cell neoprene insulation design, including stretchy easy-on/easy-off construction suitable for use at altitude, crampon compatibility, repairability, and a no-zipper approach to avoid freeze-point failure modes. The company holds 16 registered trademarks across brand, sub-brands, product names, and the corporate slogan.

Forty Below operates a direct-to-consumer model exclusively through its Shopify-powered online storefront, shipping globally to 30+ countries with multi-currency support and free U.S. ground shipping on orders over $300. Pricing spans $3.50 (repair patches) to $279.95 (premium overboots). The company has no disclosed outside funding, no parent company, no subsidiaries, and no subscription or recurring revenue program — all revenue is one-time product purchase. Marketing is content-led through the "People Using Gear" blog, Tech Tips content, expedition galleries, and a newsletter; customer acquisition relies on organic SEO and word-of-mouth within the mountaineering and polar-expedition community. End customers include professional and recreational mountaineers, backcountry skiers/snowboarders, snowshoers, winter ultra-endurance athletes, home brewers, and industrial cold-weather workers.

Name

Forty Below

Legal name

Forty Below Ltd

Website

https://40below.com

Company type

Private

Founded year

1982

Operating status

Operating

Headcount range

11–50 employees

Short description

Forty Below Ltd. is a privately held, Graham, Washington-based manufacturer of closed-cell neoprene insulated outdoor gear — overboots, bottle covers, camp booties, and brewing accessories — for mountaineers, polar explorers, and extreme cold-weather athletes, sold direct-to-consumer via Shopify to 30+ countries.

Ownership category

akta.pro rank

Product category

Extreme Cold Weather Mountaineering Gear

NAICS

Footwear Manufacturing (3162)

SIC

Sporting & Athletic Goods, Nec (3949)

akta.pro primary industry

Outerwear & Cold-Weather Apparel Manufacturers (CRAAAAAI)

akta.pro secondary industries

Cold-Weather Accessories Manufacturing (Thermal Sets/Arm & Leg Warmers) (IMAOAFAJ), Cold-Weather & Thermal Protective Workwear (CRAAALAJ), Ski & Snowboard Apparel Retail (Outerwear, Base Layers, Gloves, Socks) (CRAMAJAB)

Keywords

• Insulated overboots
• Cold weather gear
• Neoprene insulation products
• Mountaineering equipment
• Camp footwear

Headquarters

HQ city

Graham

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Direct Product Sales: One-time purchase revenue from selling insulated outdoor gear products directly to consumers through the e-commerce store. Products include overboots, bottle covers, camp booties, clothing, and brewing accessories. No subscription or recurring revenue model.
2. Custom/Industrial Orders: The company mentions serving 'both in recreation and industry,' indicating potential B2B or custom order revenue streams for specialized cold weather gear.

Pricing tiers

Go-to-market motion2 records

Distribution channels1 record

Marketing channels5 records

Core offering

Forty Below designs, manufactures, and sells high-performance insulated outdoor gear for extreme cold weather conditions. Its core offerings are overboots (insulated boot covers) for mountaineering, skiing, and snowshoeing, plus Bottle Boots (insulated bottle/fuel bottle covers), Camp Booties, and brewing insulation products (Keg Parkas, Growler Boots). Products are handmade in North America using 6.5mm closed-cell neoprene and sold direct-to-consumer through a Shopify-powered online store with global shipping.

Product overview

Forty Below Ltd offers a specialized portfolio of insulated outdoor gear for extreme cold environments, organized into six main product lines: Overboots (insulated boot covers including Purple Haze, K2 Superlight, Fresh Tracks, Light Energy Shorty, and Everest models), Bottle Covers/Bottle Boots (neoprene insulated covers in multiple sizes for water bottles, fuel bottles, and cold weather bottles), Camp Booties (insulated camp footwear including standard and limited edition versions with replacement insoles and footbeds), Camp Accessories (tent floor foam, mug boots, food/gear bags, and lantern capsules), Clothing (Zone Vapor Barrier vest, performance t-shirts, bandanas, and thermometers), and Brewing products (Keg Parkas and Growler Boots for home brewing). All products are hand-crafted in North America using materials sourced globally, with a focus on mountaineering, backcountry skiing, snowshoeing, and expedition use. The company was founded in 1982 by Bill Lokey after his successful 1980 Denali summit, with headquarters near Mt. Rainier in Washington state.

Differentiator

Problem solved

Functional benefit

Brands

• Forty Below® Overboots™: Insulated boot covers for mountaineering, skiing, snowshoeing, and extreme cold environments
• Bottle Boots™
• Forty Below® Camp Booties™
• Forty Below® Keg Parkas™
• Forty Below® Carboy Parkas™
• Zone Vapor Barrier (ZVB) Vest
• Forty Below® Cold Weather Bottles™

Products and services

• Forty Below Insulated Overboots Premium insulated boot covers designed for mountaineering, alpine touring, backcountry skiing, snowboarding, snowshoeing, and extreme cold weather races. The line includes the Purple Haze, K2 Superlight, Fresh Tracks, Light Energy Shorty, and Everest models, plus a hybrid Bootie-Bootie camp bootie overboot. Models are crampon-compatible, easy to put on/take off at altitude, and priced from $79.95 to $279.95.
• Forty Below Bottle Boots (Insulated Bottle Covers) Capsule-style insulated bottle covers using 6.5mm closed-cell neoprene, available in sizes from 16oz/500ml up to 1.4/2qt to fit water bottles, vacuum bottles, Nalgene bottles, Camelback, and Forty Below Cold Weather Bottles. Features velcro front closure with Grab-Tab for use with mittens or gloves, webbing belt loop for carry, and no zippers to break or freeze. Fuel Bottle Boots available for 11-32oz fuel bottles. Priced from $12.95 to $69.95.
• Forty Below Camp Booties

Quantifiable outcome

• Products proven effective at temperatures as low as -46°F on Denali summit
• +1 more outcomes

Named customers7 records

Segments6 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• ShopifycoreTechnology or IntegrationShopify powers the Forty Below e-commerce store, enabling the direct-to-consumer online sales platform. Shopify provides the technology infrastructure for the store, including payment processing, order management, and website hosting.

Scale indicators3 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• Baffin: Baffin manufactures extreme cold-weather boots rated for polar and industrial conditions, directly competing with Forty Below's camp booties and overboots. Both serve the same mountaineering, polar exploration, and industrial worker customer base with specialized insulated footwear.
• NEOS Overshoes: NEOS is the most direct competitor to Forty Below's overboot product line, manufacturing insulated and waterproof overshoes for outdoor workers, first responders, and recreational users. Both companies address the same core use case — adding insulation and protection over existing footwear — with similar materials and construction.
• Stepin: Stepin produces insulated overboots and gaiters designed for mountaineering and extreme cold, very similar in form factor and function to Forty Below's overboots. Both target ski mountaineers, climbers, and cold-weather professionals with comparable neoprene-insulated boot covers.
• La Sportiva: La Sportiva makes high-altitude mountaineering boots that are commonly paired with Forty Below overboots. Both serve the same professional mountaineering and high-altitude climbing community, with La Sportiva providing the primary boot and Forty Below the protective overboot layer.
• Kamik: Kamik manufactures cold-weather boots and footwear for outdoor recreation and work, including extreme cold-rated models. Comparable to Forty Below in the cold-weather boot category though broader in market reach and price points.

Emerging players

• Thermos L.L.C. Thermos manufactures insulated bottles and beverage containers targeted at outdoor and everyday use. Thermos-branded bottles are specifically referenced as compatible with Forty Below's largest Bottle Boot size, indicating direct product interoperability and shared end customers.
• YETI: YETI is a leading premium insulated drinkware and cooler brand. While not a direct overboot competitor, YETI's brand and Bottle Boot-style products overlap with Forty Below's insulated bottle covers and growler boots, addressing the same consumer premium-insulated-drinkware segment.

Broad incumbents

• The North Face: The North Face is a global outdoor apparel and equipment leader with extensive cold-weather product lines including expedition outerwear and insulated footwear. Comparable to Forty Below in serving extreme cold consumers but at vastly larger scale with broader product portfolio.
• Sorel: Sorel (owned by Columbia Sportswear) is a major brand in cold-weather boots and winter footwear with broad retail distribution. While not specializing in mountaineering overboots, Sorel competes for the same cold-weather consumer dollar with extensive brand recognition and scale.

Regional players

• Outdoor Research: Outdoor Research produces technical outdoor apparel and accessories including insulated gloves, mittens, and expedition gear. Comparable to Forty Below in serving the mountaineering and backcountry community with technical cold-weather solutions, though with broader product breadth.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/forty-below-inc

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Forty Below