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The III Mountaineers

Technical outdoor clothing — UK

Built for the
mountain.Made for
everywhere.

Mountain-ready clothing from three mates in the UK. Drop 001 is in development.

Drop 001 — in development

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The idea

Performance on the mountain.Style everywhere else.

We’re building technical outdoor clothing around both.

Drop 001 — in development

What we’re building.

Mountain-ready clothing we’d still choose to wear when we’re nowhere near a mountain.

ConceptIn developmentNot for sale yet

  • Cat. 01

    Concept

    Shells

    The outer layer. For the weather and the walk home.

    In development · details to come

  • Cat. 02

    Concept

    Technical trousers

    Made to move on the hill. Cut to wear off it.

    In development · details to come

  • Cat. 03

    Concept

    Mid-layers

    The layer you’ll end up living in.

    In development · details to come

  • Cat. 04

    Concept

    Base layers & essentials

    What goes underneath — and what you wear every day.

    In development · details to come

  • Mountain first

    We hike, climb and test what we build.

  • Made to be worn

    Right halfway up a hill. Right on the way home.

  • Built with the community

    You help decide what gets made.

Concepts only — nothing here is for sale yet. Materials, features and fits are still being worked out, with the community.

The community

Join the
community.

It all happens in our WhatsApp community — the build, the decisions, the first look.

  • Follow the build from Day 0
  • Help shape the products
  • See designs and prototypes first
  • Vote and give feedback
  • Early access to Drop 001

WhatsApp community

The III Mountaineers

Free to join. Leave any time.

Join the Community

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Building from Day 0

No finished collection.
No fake history.

You’re watching us build The III Mountaineers — from the first idea to Drop 001.

  • Done
  • Where we are
  • Still to climb

  1. Day 0

    Done

    The idea

  2. Stage 1

    Now

    Building the community

    Happening now — join in on WhatsApp

  3. Stage 2

    To come

    Designing Drop 001

  4. Stage 3

    To come

    Finding manufacturers

  5. Stage 4

    To come

    Prototype testing

  6. Stage 5

    To come

    Mountain testing

  7. Summit

    To come

    Drop 001

Route not to scale. Future stages not yet reached. Dates to be confirmed.

The founders

Three mates.
One obsession.

The journey, on camera

Watch us
build it.

Trips, prototypes, failures and everything in between.

  • Mountain trips
  • Product development
  • Drop 001
  • Prototypes
  • Testing
  • Behind the scenes
  • Failures
  • Building the brand
Mountain trips

Out on the hill

Coming soon
  • Product development

    Designing Drop 001

    Coming soon
  • Prototypes

    Samples, good and bad

    Coming soon
  • Behind the scenes

    Building the brand

    Coming soon
  • Instagram — soon
  • TikTok — soon
  • YouTube — soon

Drop 001

Drop 001
early access.

Email access opening soon.

Opening soon

Be first to know.

Join the WhatsApp community now to follow the build — Drop 001 gets announced there first.

Join the Community

Follow the build

Follow from Day 0.