Rab
At Up and Under in Cardiff, UK, we proudly stock a wide selection of Rab clothing, sleeping bags, and outdoor equipment, built to perform in the world’s toughest environments. Founded in 1981 by Scottish climber Rab Carrington, the brand began with hand-sewn sleeping bags in Sheffield and quickly earned a reputation for exceptional quality among mountaineers and expeditionists.
With over 40 years of innovation, Rab continues to lead in high-performance outdoor apparel, using cutting-edge materials like ethically sourced European down, Pertex® fabrics, and recycled insulation technologies. Whether you’re tackling an alpine ascent, winter trek, or backcountry bivy, Rab gear is designed for comfort, durability, and weather protection in extreme conditions. Rab also prioritizes sustainability, aiming for carbon reduction, ethical sourcing, and circular design principles, ensuring their gear performs in the wild while helping preserve it for the future.
Explore our full range of Rab products at Up and Under and gear up for your next mountain adventure with confidence.
Rab
Neutrino Pro 900
The Rab Neutrino Pro 900 is a down sleeping bag that's perfect for high altitude, fast moving expeditions in sub-zero temperatures and winter mountaineering in extreme conditions. This bag has a highly tapered design that offers exceptional warmth and protection for its weight. Filled with 800FP, goose down and covered with wind and water resistant, recycled Pertex® Quantum Pro, this bag is built for fast and light winter mountain missions.
Rab
Neutrino Pro 700
The Rab Neutrino Pro 700 sleeping bag has been built for fast and light winter mountain missions, eliminating excess bulk with its highly tapered design. Filled with 800FP, goose down and covered with wind and water resistant, recycled Pertex® Quantum Pro, this bag really embodies the alpine spirit. The Neutrino Pro 700 offers an exceptional warmth-to-weight ratio and is the perfect choice for four-season adventures.
Rab
Neutrino 600 Women's
The Rab Neutrino 600 is a four season sleeping bag that offers exceptional packability and warmth for its weight. Built for fast and light winter missions, this bag eliminates excess bulk without sacrificing quality. The Neutrino 600 is filled with 800FP goose down and covered with a recycled, wind resistant Pertex® Quantum outer. It has a narrow mummy fit, for reduced bulk and pack size, and has been constructed with lightweight and high performance materials.
Rab
Women's Neutrino 400 (-7C)
The Rab Women's Neutrino 400 (-7C) has been built for those moving fast and light on mountain missions. Eliminating excess bulk with a highly tapered design and offering exceptional warmth for its weight, the Neutrino 400 is perfect for three season adventures. It features a shorter length and female specific shape, filled with 800FP goose down and covered with a recycled, wind resistant Pertex® Quantum outer.
Rab
Neutrino 400 Down Sleeping Bag (-7C)
The Rab Neutrino 400 (-7C) has been built with fast and light mountain missions in mind, eliminating excess bulk and offering exceptional warmth for its weight in a highly tapered design. It's filled with 800FP goose down and covered with a recycled, wind resistant Pertex Quantum outer. Designed with a narrow mummy fit, for reduced bulk and pack size, and constructed with lightweight, high performance materials. It’s perfect for three season mountain missions.
Rab
Ridge Raider Bivi
The Ridge Raider by Rab is a lightweight, waterproof single-person bivi tent. Weighing in at less than 1kg, it's been designed for solo mountain use. With an overhead hoop and a micro pole at the foot, there’s plenty of structured volume for sleeping with essential gear like your gloves, batteries, water bottle and backpack. The zipped main entry also comes with an integrated mosquito mesh door and an internal height of 60cm for a comfortable, almost tent-like experience.
Rab
Mythic Ultra 120 Modular Down Sleeping Bag
The Rab Mythic Ultra 120 Modular Down Sleeping Bag is an award-winning, ultralight sleeping bag that's been designed for activities such as thru-hiking, bike-packing and mountain running. This bag cuts weight and bulk by only including insulation where it's not already provided by your sleeping mat. The upper bag and underside of the legs, is filled with ultra-high-lofting 900FP down and heat-reflective TILT, reducing radiant heat loss without a gram of unnecessary weight. Meanwhile, the lower bag hooks around the mat which insulates you from the ground.
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Women's Alpine 600
The Rab Women's Alpine 600 is a 650FP duck down sleeping bag with a shorter length and female specific shape. This is the ideal bag for alpinism, mountaineering, trekking, biking and backpacking, offering a great warmth to weight ratio in a low bulk design. This bag also benefits from a wind resistant Pertex Quantum outer with recycled nylon lining.
Rab
Women's Ascent 500 (-5C)
The Rab Women's Ascent 500 (-5C) is a 650FP duck down sleeping bag made with a recycled, wind-resistant Pertex Quantum outer. Great for camping and trekking adventures, the Ascent 500 features a wide and comfortable women's specific mummy shape, ideal for use in spring conditions. Exploring with a partner or want extra space? Pick up a left and a right zipped bag and you can zip them together.
Rab
Hyperon 65
The Rab Hyperon 65 is a 65L backpack designed for long-distance trekking and expedition use, offering exceptional comfort, durability, and smart storage for self-sufficient adventures. Featuring an adjustable V-TRAX™ back system and cushioned wraparound harness, it provides superior support for heavy loads over extended distances. With strategically placed storage to maximize utility while keeping weight minimal, this pack is built for remote journeys and demanding trails.
Rab
Women's Alpine 400
The Rab Women's Alpine 400 is a tapered, 650FP duck down sleeping bag that is built for lightweight mountain adventures with a shorter length and female specific shape. Ideal for spring conditions, it's built for alpinism, mountaineering, trekking, bike, or backpacking. It has a wind resistant Pertex® Quantum outer and offers excellent value.
Lowe Alpine
Rab
Muon 40
The Rab Muon 40 is an ideal choice for agile hikers covering long distances swiftly. Crafted for durability and efficiency, this sleek pack is designed to minimise weight, allowing you to carry more gear and traverse greater distances comfortably. Perfect for long-distance thru-hiking and trekking with a curated gear selection, the Muon ensures you can maximise your time on the trail without unnecessary burden.
Rab
Women's Solar Eco 3 Sleeping Bag
The Rab Women's Solar Eco 3 Sleeping Bag is a high performance, low impact sleeping bag built with recycled fabrics and insulation. These resilient synthetic bags are filled with 100% recycled Stratus insulation and lined and covered with a tough, 20D, recycled Atmos™ fabric with ripstop. Hardwearing, warm, and dependable, they are fast drying and cope with condensation and damp conditions.
Rab
SilTarp Plus Duo
The Rab SilTarp Plus Duo is durable and lightweight, at just 580g (without pegs and guys), this two-to-three-person square tarp shelter packs down small and offers a huge variety of setup options, from the simple to super protective.
Rab
Women's Solar Eco 2 Sleeping Bag
The Rab Women's Solar Eco 2 Sleeping Bag is a resilient synthetic bag that's been built with recycled fabrics and Stratus™ insulation. It features a wide mummy shape for a comfortable nights sleep and tough 20D, recycled Atmos™ fabric with ripstop. Hardwearing, warm, and dependable, the Solar Eco 2 is fast drying and can cope with condensation and damp conditions. The women’s specific version is slightly shorter in length, narrower at the shoulders, and wider at the hips than the regular fit bag for improved efficiency.
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Latok 38
The Rab Latok 38 is a super strong and ultralight rucksack that's been built to withstand a beating. Engineered with Spectra fibres that are 15 times stronger than steel for their relative weight, this pack is ready to take on even the most rugged rock and ice. The Latok 38 has various strippable and lightweight features, meaning you can keep the weight to an absolute minimum depending on what gear you need. From the foam back panel to the detachable rope strap, you can customise the weight, rigidity and fit of the pack depending on your day’s objective.
Rab
Latok 28
The Rab Latok 28 is a strong and lightweight climbing pack that can withstand even the most rugged rock and ice. Engineered with Spectra fibres that are 15 times stronger than steel for their relative weight, this pack is built to take a beating. With strippable features for days when you’re moving ultralight and super tough construction, the Latok is equipped to accompany you on your most challenging objectives.
Rab
Ultrasphere 1.5
The Rab Ultrasphere 1.5 is an ultralight, compact sleeping mat designed for fast-paced mountain adventures. Built for minimal weight and bulk, it features a tapered mummy shape for a streamlined fit while providing thick, supportive cushioning for essential rest. Innovative offset air chambers trap heat and reduce convection, keeping you warm on overnight trips without heavy insulation. Ideal for multi-day treks, thru-hiking, and bikepacking, this mat includes a repair kit for added durability on the go. Stay light and warm with the Rab Ultrasphere 1.5.
Rab
Superlite Shelter 4
The Rab Superlite Shelter 4 has been designed for fast and light mountain adventures. Whether out on a family hike or small group trips, an emergency shelter is an absolute essential for your kitbag. When in use a microclimate is created, keeping you warm and sheltered from the elements in an emergency situation or when the weather takes a turn. Comes with its own stuff sack for easy transportation and is bright orange in colour so you'll be easy to find should you need rescuing.
Rab
Latok 20
The Rab Latok 20 backpack has been built to withstand rugged terrain and cold temperatures, whilst keeping bulk and weight to a minimum. This ultra-tough and abrasion-resistant pack offers unrestricted mobility on vertical adventures, with a lightweight Mono Mesh harness and a removeable waist-belt, for shedding more weight when needed. Finished with a fluorocarbon-free DWR and recycled lining, the pack has a streamlined design which cuts down on weight and is perfect for alpinists who are counting the grams.
Rab
SilTarp Plus Solo
The Rab SilTarp Plus Solo is durable and lightweight, at just 250g (not including pegs and guys), this one-person shelter packs down small, offering a flexible overnight option for fast and light mountain travellers.
Rab
Superlite Shelter 2
The Rab Superlite Shelter 2 has been designed for fast and light mountain adventures and is an absolute essential for your kitbag. When in use a microclimate is created, keeping you warm and sheltered from the elements in an emergency situation or when the weather takes a turn. Comes with its own stuff sack for easy transportation and is bright orange in colour so you'll be easy to find should you need rescuing.
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Thermic Neutrino Sleeping Bag Liner
The Rab Thermic Neutrino Sleeping Bag Liner will add extra overnight warmth to your sleep system. Built from 130g polyester microfleece, this sleeping bag liner from Rab is a valuable cold weather camping accessory.
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Stratosphere Pillow
The Rab Stratosphere Pillow is a compact, lightweight and packable pillow that's great for taking on remote camping adventures where you need an uninterrupted nights sleep. Filled with Stratus synthetic insulation that's been designed to trap the maximum amount of air possible, the Stratosphere pillow offers superior warmth for its weight, guaranteeing a comfortable nights sleep, no matter where you decide to set up camp. It also features a low-profile, two-way valve which allows you to inflate it with ease and fine-tune for comfort. Designed in a scalloped shape, the pillow supports your neck and shoulders so you’re in top shape for the day day's activities.
Rab
Power Stretch Pro Balaclava
The Rab Power Stretch Pro Balaclava has been crafted from Polartec® stretch fleece, making it a warm and lightweight option that's suitable for various cold weather activities. Engineered for all-around use in chilly conditions, this balaclava features Polartec® Power Stretch® Pro™ fabric, offering exceptional breathability and wind resistance without compromising on its flexible and low-profile design. It can be comfortably layered with a helmet or hood or worn alone for optimal performance.
Rab
Protium 18 ND
The Rab Protium 18 ND is a versatile, lightweight pack designed for hiking, scrambling, and fast-paced adventures. Its body-contouring Air Contour™ back system flexes with your movement, ensuring all-day comfort and stability. With a sleek, streamlined design and adaptable storage options, it’s built for multi-activity use - from mountain trails to everyday exploration. Designed with narrower dimensions, it offers a secure, ergonomic fit for women or those with smaller frames.
Rab
Rab Ultrasphere 4.5
The award winning Rab Ultrasphere 4.5 delivers unparalleled warmth without adding weight. Whether you're bikepacking across mountain ranges or embarking on multi-day trail runs, this air mat offers ultimate packability and feather weight. Setting up camp is a breeze with its low-profile two-way valve and inflation sack. When both warmth and minimal weight are essential, rely on the Rab Ultrasphere 4.5.
Rab
Nitron 25
The Rab Nitron 25 is a lightweight and stable 25L pack, perfect for fast-paced hikes and mountain adventures. Designed for comfort and freedom of movement, it features a vest-style harness and flexible back system that hugs the body for a secure fit. With a sleek design and easy-access pockets, it keeps your essentials within reach, so you can stay focused on the trail ahead.
Rab
Hypersphere 9.5
The Rab Hypersphere 9.5 is a high-performance, down-filled sleeping mat engineered for extreme cold. Combining 40 years of down expertise with advanced sleep mat technology, it delivers exceptional warmth and comfort for high-altitude expeditions and polar adventures. Designed with durable, hardwearing materials, this thick and ultra-warm mat provides superior insulation, ensuring a restful night’s sleep in the harshest conditions. Lightweight yet rugged, the Hypersphere 9.5 has been built to withstand remote and challenging environments, making it an essential companion for mountaineers and explorers who demand reliable warmth and comfort.
Rab
Nitron 12
The Rab Nitron 12 is a lightweight, 12L running pack built for fast-paced mountain adventures and minimalist day hikes. Its vest-style harness and flexible EVA back panel provide bounce-free stability and dynamic movement on technical terrain, while the 100D ROBIC® nylon ripstop fabric ensures durability without extra weight. Designed for efficiency, it features on-the-go access pockets, hydration compatibility (fits a 3L bladder), and versatile pole storage. A stretch chest strap offers a secure fit while allowing breathability, and a zipped entry with a top pocket keeps essentials within reach. Whether tackling steep ascents or rugged trails, the Nitron 12 keeps you moving fast, light, and unrestricted.
Rab
Protium 25 ND
The Rab Protium 25 ND is a lightweight, multi-activity day pack designed for women and smaller frames, offering comfort, durability, and versatility for hiking, scrambling, and fast-paced mountain adventures. The Air Contour™ back system flexes with movement for a secure fit, while adaptable storage, including stash pockets, a hip belt, and trekking pole attachments keep essentials within reach. A waterproof rain cover ensures protection in all conditions, making this streamlined 25L pack the perfect all-terrain adventure companion.