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Furnace Flat Cap
Furnace Flat Cap
Furnace Flat Cap
  1. Furnace Flat Cap
  2. Furnace Flat Cap
  3. Furnace Flat Cap

Furnace Flat Cap

£25.00

The Furnace Waterproof Flat Cap combines timeless style with Extremities X-Dry® technology for complete weather protection. With a wool-mix outer and fully waterproof, breathable lining, it keeps you dry and comfortable in wet urban conditions.

X-DryPFC-FreeOeko-Tex
Bright orange background featuring a large bold black geometric wordmark across the right edge and a small black circle with a yellow triangular accent near the centre-left.

Out of stock

SKU: 23FFC00 Category: Brand:

Furnace Waterproof Flat Cap

The Furnace Waterproof Flat Cap delivers classic style with modern technical performance. Constructed with a wool-mix outer for an urban finish, it features Extremities X-Dry® technology and a PFC-free waterproof lining, offering full protection against rain while maintaining breathability at 6,510g/m²/24h.

Lightweight at just 74g, the cap is comfortable enough for everyday wear and packs easily for travel. Its grey-speckled finish adds a smart, versatile look, making it equally suited for the city or countryside. Designed as part of the Furnace range, it pairs seamlessly with the best-selling Furnace Pro Gloves and Mitts for complete cold-weather protection.

Key Features

-Extremities X-Dry® waterproof and breathable technology

-Hydrostatic Head: 10,000mm / Breathability: 6,510g/m²/24h

-Wool-mix outer for a classic urban finish

-PFC-free waterproof lining

-Lightweight at just 74g

-Complements the Furnace Pro Glove & Mitt

Specifications

Weight – 74g

Outer – 30% Wool, 70% Acrylic

Lining – 100% Polyester

Breathability – 6,510g/m²/24h

HH – 10,000mm

Guarantee

New Extremities products are guaranteed to the original owner for a period of 1 year from the date of purchase.

Details

Weight 74 g
Fabric

100% Polyester
Inner Material

100% Polyester
Outer Material

30% Wool, 70% Acrylic
Breathability

6510g/m²/24h
Colour

Grey Marl

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Protection for Head, Hands and Feet. Built for the Wildest Weather.

For over 35 years, Extremities has specialised in thermal gloves, hats, gaiters and socks that protect against the elements. Whether you’re summiting peaks, pounding winter trails, or cycling to work, our accessories are built to keep you warm, dry and moving.

Used by world-class athletes and everyday explorers alike, Extremities gear combines proven technologies like GORE-TEX and PrimaLoft with decades of UK design expertise. Tried. Tested. Proven — from trail to town.

Camper in a blue HELM ELITE 1 tent sits at the open entrance wearing a mustard jacket and handling a small tool, surrounded by grassy tussocks with hazy mountains in the background.

Protection Where It Matters Most

Your hands, head and feet are the first to suffer in wild weather — so we design gear to protect them. With technologies like GORE-TEX, X-Dry and PrimaLoft, Extremities accessories offer proven performance from mountains to moors and morning commutes.

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Designed for Movement.
Ready for Anything.

From stormy hillwalks to dark urban commutes, Extremities products are made to move with you. Lightweight, breathable and streamlined, our gloves, hats and gaiters are built for versatility — whatever your pace, terrain or destination.

Reflective & Active Gear
Two people setting up camp beside a green tent in a grassy field—one kneeling in a red jumper arranging a sleeping mat and the other in a navy hoodie holding a black-and-red sleeping bag—with a dry-stone wall and tree-covered rolling hills in autumn colours behind them.
Person lying on their back with hands behind their head beside a bright green tent on a sunlit grassy slope, with tree-lined hills and distant snow-capped mountains under a clear blue sky

Trusted by Adventurers.
Loved by Locals.

Extremities gear is tested by elite athletes and everyday explorers alike. Whether you’re training in winter, hiking on your day off, or walking the dog before work, we’ve got the kit to keep you warm, dry and moving confidently.

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Every new Extremities product — including the — is guaranteed to the original owner for 1 year from the date of purchase.

This covers defects in materials and workmanship under normal use conditions.

To claim under guarantee, retain your proof of purchase and contact our support team. Full terms & repair details.

Delivery Costs:
Shipping costs are calculated by the website based on the items in your cart and the delivery address. Simply add items to your basket and proceed to checkout, once you have added your shipping address, the total will update to reflect any shipping costs.

Free delivery is available for purchases made via the Terra Nova webshop with a total order value of £50 or more, delivered to a standard UK postcode. Some remote UK postcodes may be excluded from this promotion. International orders (outside of the UK) and orders made by telephone are excluded from the free shipping promotion.

Shipping:
We will endeavour to ship your goods within 48 hours of receipt of your order, however, at particularly busy times of the year or during UK public holidays it may take longer. Some items are made to order and therefore will be marked on the website with an approximate lead time.

Once your item has been despatched, you'll receive an email informing you of the tracking number (where applicable).

Read more on our Delivery & Returns Page

Pro Price — Just for You

As a valued Outdoor Professional, you’re part of a select community who put Terra Nova, Wild Country, and Extremities products to the test in the most demanding environments. Your work inspires our designs, and this programme is our way of saying thank you.

Your exclusive benefits:

  • 30% off full-price RRP across all three brands
  • Even bigger savings on selected products up to 50% off

Always the best price:
Whether it’s your Pro Price or a seasonal sale, you’ll always pay the lowest price available. If a sale price is lower than your Pro discount, the sale price is what you’ll pay — no codes, no fuss.

Why we offer it:
For over 30 years, Terra Nova has worked alongside guides, expedition leaders, mountain professionals, and outdoor educators. Your insight and experience help shape our award-winning, best-in-class gear — from Guinness World Record-breaking sub-1kg tents to the expedition-ready shelters seen on Everest. We know you rely on equipment that performs without compromise, and we’re proud to support you with professional-level access.

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