What STOX Energy Socks does

STOX Energy Socks (legal entity STOX B.V.) is an Amsterdam-based, privately-held direct-to-consumer e-commerce brand founded in 2015 that designs, markets, and distributes graduated compression socks and complementary compression apparel to consumers across more than 15 countries, with primary markets in Europe and a shipping lane to the United States. The company's core offering rests on medically-tested Compression Class 2 graduated compression technology, manufactured via seamless circular knitting in Italy using premium inputs such as moisture-wicking Dryarn and thermo-regulating Merino wool. The product portfolio spans running, hiking, cycling, skiing, travel, recovery, everyday, and medical segments, and has expanded in 2026 into running arm sleeves, compression shorts, and compression tights, broadening the addressable surface beyond socks.

The business model is a pure direct-to-consumer online retailer operating through stoxenergy.com, supported by a store locator for physical retail partners, a Klaviyo-powered email funnel with a 10% first-order incentive, organic social media under the #stoxenergy hashtag, and content marketing on vascular and performance topics. Pricing is unit-based in euros, ranging from €24.95 for low-cut running socks to €179.85 for 3-pack skiing bundles, with value packs offering 10–33% discounts to lift average order value and an outlet channel for past-season inventory. Customer segments include athletes (runners, hikers, cyclists, skiers), everyday wearers, frequent travelers, and medical/therapeutic consumers. Strategic partnerships with the Visma–Lease a Bike professional cycling team and the KLABU social-impact organization extend brand visibility, while B Corp certification and Thuiswinkel Waarborg accreditation provide credibility and trust signals in a category where clinical claims and sustainability positioning differentiate premium DTC brands. The company is led by CEO Wouter de Keizer and founder Caspar Disselhoff, operates with a headcount in the 11–50 range, and shows no disclosed venture funding, M&A activity, or public listing.

Revenue mechanics are entirely transactional one-time purchase at the unit level; the company monetizes through volume of consumer orders rather than subscriptions, licensing, or enterprise contracts. Free shipping above a €60 threshold and a 30-day money-back guarantee are used to reduce purchase friction. Operating geographies span 14 European markets (Austria, Belgium, Denmark, Finland, France, Germany, Italy, Luxembourg, Netherlands, Poland, Spain, Sweden, Switzerland, UK) and the United States, with dual fulfillment from EU and UK warehouses. The overall profile is a bootstrapped, niche-premium European DTC apparel brand scaling through category extension and international shipping rather than capital-intensive market expansion.

Name

STOX Energy Socks

Legal name

STOX B.V.

Website

https://stoxenergy.com

Company type

Private

Founded year

2015

Operating status

Operating

Headcount range

11–50 employees

Short description

STOX Energy Socks is an Amsterdam-based DTC e-commerce brand (STOX B.V., founded 2015) that designs and sells medically-tested graduated compression socks and compression apparel across 15+ countries, targeting athletes, everyday wearers, and medical/therapeutic consumers.

Ownership category

akta.pro rank

Product category

Compression Hosiery & Athletic Apparel

NAICS

Apparel Knitting Mills (31512), Apparel Knitting Mills (315120), Knit Fabric Mills (31324)

SIC

Knit Outerwear Mills (2253), Wholesale-Apparel, Piece Goods & Notions (5130)

akta.pro primary industry

Performance Socks, Underlayers & Active Essentials (CRAAAEAJ)

akta.pro secondary industry

Outerwear & Cold-Weather Apparel Manufacturers (CRAAAAAI)

Keywords

• Compression garments
• Athletic apparel
• Performance hosiery
• Sports recovery wear
• Graduated compression socks

Headquarters

HQ city

Amsterdam

HQ country

Netherlands

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Marketing or Sales, Personnel, Infrastructure

Revenue model

1. E-commerce Product Sales: Direct-to-consumer sales of compression socks and related apparel through the company's e-commerce platform. Products include socks, sleeves, tights, shorts, and arm sleeves at various price points ranging from €24.95 to €179.85. The company also offers value packs (2-pack and 3-pack bundles) with discounts of 10-33% to increase average order value.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

STOX Energy Socks designs, manufactures and sells graduated compression socks, sleeves, tights and shorts under its own brand. Products are made via seamless circular knitting in Italy using premium fibers such as Merino wool and Dryarn, and are sold direct to consumers through its own e-commerce store and selected retail outlets.

Product overview

STOX Energy Socks offers a comprehensive portfolio of graduated compression socks and apparel designed to support blood circulation, enhance athletic performance, and accelerate recovery. The core product line includes Running Socks, Hiking Socks, Cycling Socks, Everyday Socks, Travel Socks, Recovery Socks, and Skiing Socks, all featuring the company's scientifically proven graduated compression technology manufactured in Italy with seamless circular knitting. The portfolio is supplemented by complementary products including Running Arm Sleeves, Running Shorts, Running Tights, and Calf Sleeves for targeted compression support. Additional offerings include Medical-grade compression class 2 socks for clinical conditions, Value Packs providing bundled savings, an Outlet section for discounted past-season items, and special edition collaborations like the STOX x KLABU running socks. Materials used include moisture-wicking Dryarn fabric, thermo-regulating Merino wool, and breathable cotton across various product lines.

Differentiator

Problem solved

Functional benefit

Products and services

• Running Socks (knee-high, low-cut, ankle) Graduated compression socks designed for running, with knee-high, low-cut and ankle heights; promote reduced vibration, arch support and faster recovery. Sold to individual runners and endurance athletes via the brand's own e-commerce store.
• Hiking Socks (Dryarn and Merino variants) Compression hiking socks for men and women built for warm (Dryarn) and cool (Merino) conditions, positioned as durable over long distances. Sold direct to outdoor consumers.
• Cycling Socks (short and long) Compression cycling socks offered in short and long lengths for men and women, marketed for road, gravel, e-bike and commuter cycling. Sold direct to consumers.
• Skiing Socks (Ultralight and Merino) Compression ski socks with ultra-thin feel or Merino material options, marketed for warmth and performance on snow. Sold direct to skiers.
• Recovery Socks Compression recovery socks for men and women, sold to athletes and travelers for post-activity and post-travel recovery. Sold direct to consumers.
• Travel Socks Compression travel socks for men and women, marketed for circulation support and reduced swelling during long flights and journeys. Sold direct to travelers.
• Everyday Socks Compression everyday socks for men and women for office, standing or sitting work, marketed for all-day leg comfort. Sold direct to consumers.
• Medical Socks Medical-grade graduated compression socks referenced as a category under the overall brand; aimed at consumers with circulatory needs rather than the fashion-conscious consumer.
• Running Arm Sleeves Compression running arm sleeves for running, recovery and sun protection. Sold to runners and athletes direct-to-consumer.
• Running Shorts and Running Tights Compression running shorts and tights for running, marketed with the same compression benefits as the socks for performance and recovery. Sold direct-to-consumer.
• Compression Socks — Value Packs (2-pack / 3-pack) Multi-pair value packs of compression socks offered in 2-pack and 3-pack configurations, sold to consumers seeking volume discounts.
• Ultralight Collection (Outlet) Past-season Ultralight compression apparel products sold via the brand's online outlet, providing clearance pricing on discontinued SKUs.

Named customers1 record

Segments4 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Two partnerships are on record, tiered minor.

• KLABUminorStrategic or Co-development PartnerSpecial edition collaboration where STOX Energy Socks created a special edition line of running socks. 50% of the purchase price is donated to support clubhouses where refugees can move, meet and connect through sport. This is a charitable partnership focused on social impact through sport.
• Visma - Lease a BikeminorStrategic or Co-development PartnerProfessional cycling team (Jumbo-Visma) using STOX Recovery Socks for post-ride recovery. The partnership includes branded recovery sock products available for consumer purchase. Supports professional athletes' recovery through improved blood circulation.

Scale indicators3 records

Recent moves2 records

Expansion highlights5 records

Direct peers

• Compressport: Compressport is a Swiss compression sportswear brand specializing in graduated compression socks, calf sleeves, and full-leg apparel for endurance athletes. It competes head-to-head with STOX in running, trail, and triathlon use cases with overlapping price points.
• Swiftwick: Swiftwick is a US-based compression athletic sock brand offering running, cycling, and recovery socks with graduated compression technology. It is closely comparable to STOX on product format, athletic focus, and premium performance positioning.
• Sigvaris: Sigvaris is a Swiss medical compression hosiery specialist with deep presence in pharmacy and clinical channels. It competes with STOX's medical-grade socks for vascular health conditions and overlaps on Compression Class 2 product positioning.
• 2XU: 2XU is an Australian performance compression apparel brand offering graduated compression tights, socks, and sleeves for athletes. It competes directly with STOX's expanding compression apparel line (tights, shorts, socks) using similar PWX fabric technology.
• Feetures: Feetures is a US performance sock brand offering graduated compression running, cycling, and recovery socks. It competes with STOX on athletic compression socks, particularly in running and multi-sport categories, with similar premium pricing.
• Balega: Balega is a US-based performance sock brand with running and compression offerings. It competes with STOX in running and multi-sport socks with comparable premium materials and athletic positioning.
• CEP (medi GmbH): CEP is the sports compression apparel brand owned by German medical device maker medi. It directly competes with STOX in graduated compression socks for running, cycling, and recovery, with comparable medical-grade technology and a similar multi-sport portfolio.
• Bauerfeind: Bauerfeind is a German medical device manufacturer with a strong compression socks and stockings line (VenoTrain, Sports Compression). It competes with STOX's Medical Socks line on Compression Class 2 credibility and clinical distribution channels.

Broad incumbents

• Under Armour: Under Armour is a broad athletic apparel incumbent with a compression apparel and accessories line. While compression socks are not its core, its scale, retail distribution, and athlete partnerships pose a competitive threat to STOX's premium positioning.

Emerging players

• Bombas: Bombas is a US DTC sock brand known for comfort and a one-for-one donation model. While not focused on graduated compression, it competes for DTC sock wallet share, particularly in everyday and running categories, and overlaps with STOX's social-impact narrative.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/stoxenergy
• LinkedInlinkedin.com/company/stox-energy-socks

Compliance2 records

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 STOX Energy Socks