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Mammut Outdoor and Alpine Equipment featuring the Eiger Extreme Collection

Mammut want to offer the very best alpine products, assume their social responsibility and leave behind the best possible ecological footprint. So that future generations can be mountaineers as well.

Their product range at Up and Under includes outdoor clothing, climbing hardwear and softwear, Ajungilak sleeping bags, and backpacks. Included within our range and the only store in Wales where you can see it is the awesome and reknowned:

Mammut Eiger Extreme

The Mammut Eiger Extreme collection is available at Up and Under, Cardiff in the UK and offers the perfect product system for extreme scenarios - from high alpine expeditions to ski tours and ice climbing - and with its groundbreaking innovations emphasizes Mammut's “Absolute alpine” standard.

Fair Wear Foundation 

Mammut were the first outdoor brand to join the Fair Wear Found ation in 2008 - an independent verification body, the FWF checks that the actions taken by member companies to improve working conditions in the supply chain are effective and coherent.


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mammut Products

Special Offer £339.99 (inc Vat)
You save 20%
Outdoor Clothing Waterproofs Mountaineering Nordwand Pro HS Pants Men Mammut
Nordwand Pro HS Pants Men

Mammut's solution to handling the extremes of alpine activity. Featuring Gore-Tex Pro and Dyneema, these hardshell trousers are designed to be as waterproof and hardwearing as possible, whilst being relatively ...

Special Offer £279.99 (inc Vat)
You save 29%
Outdoor Clothing Down Jackets Meron IN Hooded Jacket Men Mammut
Meron IN Hooded Jacket Men

A very lightweight down jacket with 900 cuin fill goose down, which is incredibly packable given its size. The Toray ripstop material makes it tougher than the 7D fabric would suggest.

£267.00 (inc Vat)
You save 11%
Outdoor Clothing Waterproofs Mountaineering Crater HS Hooded Jacket Men Mammut
Crater HS Hooded Jacket Men

Bomber Gore-Tex mountain walking and mountaineering jacket.

Special Offer £234.00 (inc Vat)
You save 22%
Outdoor Clothing Waterproofs Mountaineering Crater HS Hooded Jacket Women Mammut
Crater HS Hooded Jacket Women

The Crater HS is a full-on Alpine jacket with 3 Layer Gore-Tex and all the fantastic features you'd expect for the mountains.

Special Offer £226.85 (inc Vat)
You save 35%
Outdoor Clothing Soft-Shell Schoeller-Powershield-etc. Eisfeld Guide SO Hooded Jacket Men Mammut
Eisfeld Guide SO Hooded Jacket Men

A hybrid softshell jacket from Mammut's Eiger Extreme range, optimised for ice climbing and high ski tours it is waterproof over the hood, shoulders, arms and chest with complete freedom of movement and enhance...

£169.85 (inc Vat)
You save 10%
Outdoor Climbing Rope Single 9.5 Crag Dry Rope Mammut
9.5 Crag Dry Rope

A quality 9.5mm dry treated, single rope that is ideal for sport or trad climbing with a great combination of small pack-size, low weight and high performance.

£134.04 (inc Vat)
You save 10%
Outdoor Climbing Helmets Wall Rider MIPS Mammut
Wall Rider MIPS

Revolutionary MIPS technology in a helmet for ultimate protection

Special Offer £132.99 (inc Vat)
You save 30%
Outdoor Clothing Synthetic-Filled-Clothing Eigerjoch IN Hybrid Jacket Men Mammut
Eigerjoch IN Hybrid Jacket Men

Blending Pertex Quantum with Polartec Alpha Direct and Pontetorto Tecnostretch, this jacket offers great weather repellency, warmth and fit for a light weight.

Special Offer £117.00 (inc Vat)
You save 22%
Outdoor Clothing Trousers-and-Shorts Trousers Zinal Guide Pants Men Mammut
Zinal Guide Pants Men

A super durable spring-summer softshell pant with loads of pockets.

Special Offer £110.99 (inc Vat)
You save 30%
Outdoor Clothing Fleece Jackets Eiswand Advanced ML Hooded Jacket Men Mammut
Eiswand Advanced ML Hooded Jacket Men

Part of the Eiger Extreme range, you can be sure that this jacket performs at the top of its class, with useful features such as Vertical Motion Construction, and with a build quality that leaves its competitio...

Special Offer £99.99 (inc Vat)
You save 28%
Outdoor Clothing Trousers-and-Shorts Trousers Pordoi SO Pants Men Mammut
Pordoi SO Pants Men

Utilising Mammuts new innovative Phase Weave it seamlessly combines different materials properties in a single materialsheet making high wearareas much more durable.

£89.00 (inc Vat)
You save 11%
Outdoor Climbing Harnesses Sender Harness Mammut
Sender Harness

Lightweight sport climbing harness for crag and climbing wall. Also ideal for hard single pitch trad.

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Up and Under BLOG

Gower New Developments

We have available both instore and online copies of Gower New Developments 2018, 2019 and 2020 supplements produced since the South Wales Sports Climbs Rockfax Guidebook. With over 180 routes between them, predominantly in the lower and mid grades and mainly non-tidal.
More on Gower New Developments »

Covid-19 Open for online and mail order 7 days a week

We continue to serve though in a reduced capacity! The store will be manned between 10am to 4:30pm each day for mail and online order processing and to continue providing equipment and advice to emergency services and rescue teams. The general public can still benefit from our expertise by phone or e-mailing us to discuss product for delivery. Our website ordering is still fully operational.
More on Covid-19 Open for online and mail order 7 days a week »

New special offers added to the outdoor clothing sale rails

Exciting new reductions include insulation in our Patagonia sale, base layer and shell from the Mammut Eiger Extreme range, plus selected items from Marmot, Montane, Mammut and Odlo.
More on New special offers added to the outdoor clothing sale rails »

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