Mammut
At Up and Under in Cardiff, UK, we proudly stock a carefully selected range of Mammut outdoor clothing, footwear, as well as specialist climbing and mountaineering equipment. Founded in 1862 in Switzerland, Mammut began as a rope manufacturer and has since evolved into a global leader in technical mountain gear. From pioneering the first nylon glacier rope to developing advanced performance apparel, Mammut has spent over 160 years pushing the boundaries of safety, functionality, and innovation in extreme environments.
Mammut gear is designed for the mountains, not the streets, and is trusted by mountaineers, climbers, and outdoor athletes worldwide. With a deep-rooted passion for alpine adventure, the brand is committed to enabling personal growth, physical resilience, and meaningful connection with nature. Sustainability is at the core of Mammut’s philosophy, with eco-conscious manufacturing, fair labour practices, and a long-term vision to protect the natural world for future generations. Whether you're summiting technical peaks or tackling your first climbing project, Mammut equips you with gear that performs where it truly matters.
Shop Mammut at Up and Under and discover expertly engineered gear that empowers you to rise to every challenge the mountains offer.
Mammut
8.0 Alpine Core Protect Dry Rope
The Mammut 8.0 Alpine Core Protect Dry Rope is a dynamic double rope designed for alpine climbing and mountaineering. It features enhanced cut resistance with a unique aramid sheath between the polyamide outer sheath and core, protecting against sharp edges. This rope maintains the same handling and abrasion resistance as other Mammut ropes while offering superior cut resistance. Whether you're mountaineering, multi-pitch climbing, or ice climbing, the Core Protect Rope ensures maximum safety.
Mammut
Taiss Light ML Jacket Women
The Mammut Taiss Light ML Jacket Women can be worn any time of year and is perfect for all kinds of mountain activities. Medium-strength 4-way stretch fleece with high nylon content and shaped cut provide freedom of movement and abrasion resistance. The smooth outer material makes the jacket ideal for wearing under a hardshell layer. The material is breathable and dries quickly, while flat seams improve wearing comfort. Features such as pockets placed higher up to accommodate your climbing harness and thumb loops make the Taiss Light a highly functional, versatile mid-layer.
Mammut
Smarter Belay Package
The Mammut Smarter Belay Package is a must-have for climbers of all levels who prioritize safety. This comprehensive kit enhances the Smart 2.0 belay device with the Smarter add-on, providing an extra layer of protection by automatically locking to prevent falls, even in the event of improper hand positioning. The package also features an integrated safety gate that keeps the Smart HMS carabiner perfectly aligned in the belay loop, preventing twisting and ensuring a seamless, reliable belay every time.
Mammut
Taiss Light ML Jacket Men
The Mammut Taiss Light ML Jacket Men is your ultimate companion for year-round mountain pursuits. Crafted with medium-weight 4-way stretch fleece, this jacket delivers outstanding freedom of movement and superior abrasion resistance, thanks to its high nylon content and athletic cut. The smooth exterior makes it perfect for layering under a hardshell, while its breathable, quick-drying fabric ensures optimal moisture management, keeping you comfortable in any environment. With thoughtfully designed features like harness-compatible pockets and functional thumb loops, the Taiss Light Jacket offers unparalleled versatility and performance for mountaineering, ski touring, climbing and hiking.
Mammut
Comfort Fibre Bag -5C
The Mammut Comfort Fibre Bag -5C is the perfect sleeping bag for camping trips and relaxed outdoor adventures. It features a mummy shape for optimum insulation, a zipper baffle and a draft collar to effectively seal in heat, keeping you snug and comfortable on those colder nights. If it's warmer than you expected, you can simply unzip and use the bag as a cosy blanket instead. Made with 85% recycled fill, 100% recycled fabrics, PFC-free water-repellent coating, and innovative cutting pattern to significantly reduce waste, this eco-conscious bag helps you get a good night’s sleep, while respecting the landscapes you love.
Mammut
Comfort Fibre Bag -1C
The Mammut Comfort Fibre Bag -1C is a comfortable synthetic sleep bag that will keep you warm and snug when the temperature dips. From Mammut's dream series, this sleeping bag has a mummy silhouette that quickly transforms into a cosy blanket when weather is fair, perfect for camping and relaxed outdoor adventures. Made with an 85% recycled fill, 100% recycled fabrics, a PFC-free water-repellent coating, and an innovative cutting pattern to significantly reduce waste, this eco-conscious bag helps you get a good night’s sleep, while respecting the landscapes you love.
Mammut
Comfort Fibre Bag -7C Women's
The Mammut Comfort Fibre Bag -7C Women's is a snug and cosy synthetic sleeping bag that's perfect for camping and relaxed outdoor adventures. It features a mummy silhouette, a zipper baffle and draft collar to effectively seal in heat, if it's warmer than expected you can simply unzip and use it as a blanket instead.
Mammut
Runbold Pant Women
The Mammut Runbold Pant Women are fully-featured hiking trousers suitable for all distances, from relaxed day hikes to multi-day tours. They've been made from a robust mix of polyamide and spandex materials that feel pleasant to wear and allow for freedom of movement. The waistband is adjustable to help achieve the perfect fit, whilst a selection of well-placed pockets help keep your essentials close to hand.
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Mammut
Trion 38 Women
The Mammut Trion 38 Women's is the ideal partner for climbing, ski tours, and mountaineering, this versatile pack serves up lightweight comfort and exceptional durability for year-round alpine pursuits. Water-repellent and abrasion-resistant, the full Trion line was developed with pro alpinists Stephan Siegrist and Nico Hojac to optimize every last detail. Made of primarily recycled materials, the Trion 38 Women offers a host of practical features, including ice axe attachments, quick side access to the main compartment, and a designated avalanche equipment compartment.
Mammut
Trion 38
The Mammut Trion 38 is a lightweight and durable alpine rucksack that's the ideal partner for climbing, ski touring and mountaineering. This versatile backpack provides exceptional comfort and durability for year-round alpine pursuits. Water-repellent and abrasion-resistant, Mammut's full Trion line was developed with pro alpinists Stephan Siegrist and Nico Hojac to optimize every last detail. Made of primarily recycled materials, the Trion 38 offers a host of practical features, including ice axe attachments, quick side access to the main compartment, and a designated avalanche equipment compartment.
Mammut
Nordwand 6000 High
The Mammut Nordwand 6000 High is a crampon-compatible expedition boot with a removeable liner, for demanding high-altitude mountaineering, ice and mixed climbing. They are suitable for use with C3 automatic crampons with a heel lever and metal toe bail. The rigid Vibram Litebase sole scores with low weight and excellent cushioning. Thanks to the BOA® Fit System, fast and precise adjustment is possible, even with gloves. This high alpine boot is made with abrasion-proof materials, Aluminia insulation and has a double-insulated midsole for extreme durability and insulation.
Mammut
Smart HMS 2.0 Screwgate Carabiner
The Mammut Smart HMS 2.0 Screwgate Carabiner offers the same double safety and easy handling as the older version. The screw locking can be operated only when the safety gate is open. Accidental opening is excluded, as well as unintentional twisting of the carabiner in the belay loop of the climbing harness. This prevents dangerous lateral loading. Mammut recommends use of the Smart HMS 2.0 carabiner for the Smart 2.0 belay device.
Mammut
10.1 Gym Station Classic
The Mammut 10.1 Gym Station Classic is a durable dynamic rope for use in climbing gyms. It features a special braided core that's been designed to minimize slipping of the sheath, in particular during use as a top rope. The Gym Station Classic has a long service life, making it ideal for use in climbing gyms.
Mammut
Runbold Roll Cuff Shorts Women
The Mammut Women's Runbold Roll Cuff Shorts are casual shorts that are great for hiking and leisure purposes. Made with a robust polyamide and spandex fabric mix, they're comfortable and offer freedom of movement for all your outdoor adventures. They've also been treated with a miDori fibre finish which improves moisture-wicking and ensures they dry faster. There are two side pockets with concealed zippers and two seat pockets to make sure important items are always close to hand. The Runbold Roll Cuff Shorts take up so little space you can take them with you wherever you go.
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Mammut
Aenergy FL T-Shirt Women
The Mammut Women's Aenergy FL is the ultimate high-performance t-shirt for multi-sport use. This lightweight and technical top offers a barely-there feel that's enhanced by body-mapped mesh and naturally sweat-wicking properties for optimal temperature regulation. It's quick-drying and odour inhibiting to keep up with your sweatiest challenges, whilst its reflective detailing keeps you visible when the sun gives in before you do. A staple tee for every outdoor enthusiast.
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Mammut
Aenergy FL T-Shirt Men
The Mammut Aenergy FL is the ultimate high-performance t-shirt for multi-sport use. This lightweight and technical top offers a barely-there feel that's enhanced by body-mapped mesh and naturally sweat-wicking properties for optimal temperature regulation. It's quick-drying and odour inhibiting to keep up with your sweatiest challenges, whilst its reflective detailing keeps you visible when the sun gives in before you do. A staple tee for every outdoor enthusiast.
Mammut
Togir 2.0 3 Slide Harness Women
The Mammut Togir 2.0 3 Slide Harness is a great option for rock, ice and mixed ascents. Only the primary gear loops are reinforced, making them especially easy to clip and the rear loops are soft, making them lightweight. Together with two ice clipper slots, this harness offers plenty of rack space. The material and construction combine maximum comfort and freedom of movement, in a slim design with minimum weight
Mammut
Togir 2.0 3 Slide Harness Men
The Mammut Togir 2.0 3 Slide Harness is a great option for rock, ice and mixed ascents. Only the primary gear loops are reinforced, making them especially easy to clip and the rear loops are soft, making them lightweight. Together with two ice clipper slots, this harness offers plenty of rack space. The material and construction combine maximum comfort and freedom of movement, in a slim design with minimum weight
Mammut
Crag Cap Logo
The Mammut Crag Cap Logo is a classic trucker style cap that's great for offering sun protection during mountain activities and in everyday life. It has a mesh fabric on the back for ventilation and is individually adjustable to fit head size.
Mammut
Ophir Chalk Bag
The Mammut Ophir Chalk Bag is a practical chalk bag with brush holder and pocket to store essentials. There's also two suspension points that can be attached directly to any Ophir harness. The inside has a thick fleece lining with a tight drawstring closure to keep your chalk contained and dry.
Mammut
Alto Light HS Pants Men
The Mammut Men's Alto Light HS Pants are ultra-lightweight, waterproof hardshell trousers that have been designed to keep you covered, whatever the weather. These pants deliver uncompromised protection from the elements, thanks to Mammut's 2.5L DRY technology laminate paired with polyester they're completely wind and waterproof. With full-length side zippers for quick changes on the fly, the super-packable Alto Light is sure to be a staple for your outdoor and everyday packs.
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Mammut
Logo Beanie
The Mammut Logo Beanie is a sporty beanie with a reversible design. Featuring the Mammut lettering on one side and the logo on the reverse, this beanie is suitable for all activities.
Mammut
Lithium Add-On Bottle Holder
The Mammut Lithium Add-On Bottle Holder is a lightweight bottle holder, which can be mounted on a backpack hip belt or shoulder strap using hook and loop fastener or an open compartment. It can then be adjusted to the size of the bottle. Suitable for max. 1-liter bottles.
Mammut
Gym Basic Chalk Bag
The Mammut Gym Basic Chalk Bag has been made with high-quality recycled polyester and offers excellent value for money. It has everything you need from a chalk bag including a shape-retaining opening, a dust-proof closure and thick fleece lining. It also benefits from an extra-light adjustable drawstring waistband, which guarantees a secure fit.
Mammut
Lithium Waistpack
The Mammut Lithium Waistpack allows you to travel light on hikes while ensuring safe storage and easy access to your essential items. Featuring a bottle holder and four zipped compartments, there's more than enough space for things like your smartphone, wallet and sun cream. The outer material consists of recycled nylon and the lining is made from recycled polyester.
Mammut
Lithium 25
The Mammut Lithium 25 is a lightweight and breathable hiking rucksack that's been made with mostly recycled materials and PFC-free water-repellent treatment. This pack has been designed with comfort in mind, making it perfect for relaxed hikes and even demanding mountain tours. All of it's features have been well thought out, including the fold-out smartphone pocket which can be removed if needed. This pack is also compatible with hydration systems, so you can keep hydrated on the go.
Mammut
Lithium 20
The Mammut Lithium 20 is a lightweight and compact 20-litre hiking backpack that's been engineered for speed and comfort, featuring a highly breathable design and made from over 89% recycled materials. Perfect for day hikes, mountain training, and everyday use, it includes a detachable rain cover, a fold-out smartphone pocket, and is compatible with hydration systems, offering superior ventilation and eco-conscious performance for active outdoor enthusiasts.
Mammut
Nova IV Mid GTX Women
The Mammut Women's Nova IV Mid GTX is a high-quality and lightweight walking shoe made from the best materials out there. These boots feature a flexible and grippy Vibram sole, a 3D Memo Foam lining and insole, plus a waterproof Gore-Tex membrane to ensure superlative comfort. The main part of the shoe is made with terracare Nubuk leather that's sustainably produced in Germany, making them bluesign certified to help protect our environment.
Mammut
Mercury IV Mid GTX Men
The Mammut Mercury IV Mid GTX are a high-quality and lightweight hiking boot with a flexible Vibram sole for optimum grip on day hikes. They feature damping 3D Memo Foam in the lining and insole as well as a breathable, waterproof GORE-TEX membrane to ensure optimal comfort. The high-quality terracare® nubuck leather then offers stability and durability. The terracare® leather is sustainably produced in Germany, and GORE-TEX membrane are bluesign®-certified to protect the environment.
Mammut
Brush Stick Package
The Mammut Brush Stick Package contains the Brush Stick, Sloper Brush and Crimper Brush which together should cover absolutely anything your boulder or route session can throw at you.
Mammut
Sloper Brush
The Mammut Sloper Brush is for cleaning larger surfaces indoors and outdoors. Made from wild boar hair on a recycled plastic handle with a sandpaper pad to keep your skin in perfect condition.