Rab Ionosphere 5

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.

The Rab Ionosphere 5.5 insulated air mat delivers exceptional winter warmth with an R-value of 5.5 and advanced TILT reflective technology. Featuring Stratus™ R insulation and an 8cm thickness, it reduces radiant and convective heat loss in sub-zero conditions. Lightweight and compact, it’s ideal for mountaineering, ski touring and winter fast-packing. Engineered for maximum warmth-to-weight efficiency in demanding alpine environments.

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.

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.

The Rab Neutrino Down Sleeping Bag (0°C) is a lightweight alpine sleeping bag designed for summer mountaineering and fast moving backpacking trips. Filled with premium 800FP goose down and built with advanced L.O.F.T 3D™ baffle construction, it provides reliable insulation while remaining compact and highly packable. The Pertex® Quantum shell balances durability and minimal weight, making it ideal for technical adventures in warmer mountain conditions. With a comfort rating of 5°C and a limit rating of 0°C, it’s a great choice for lightweight alpine camping and trekking.

The Rab Neutrino Down Sleeping Bag (-6°C) is a lightweight and highly packable alpine sleeping bag designed for trekking and mountaineering adventures. Filled with premium 800FP goose down and built with advanced L.O.F.T 3D™ baffle construction, it delivers reliable warmth while remaining compact and efficient to carry. The durable Pertex® Quantum shell balances lightweight performance with added protection where it matters most. With a comfort rating of 0°C and a limit rating of -6°C, the Neutrino is an excellent choice for three season mountain trips and fast moving alpine expeditions.

The Rab Neutrino Down Sleeping Bag (-12°C) is a lightweight yet exceptionally warm sleeping bag designed for alpine adventures and winter trekking. Filled with premium 800FP goose down and built with advanced L.O.F.T 3D™ baffle construction, it delivers reliable insulation while remaining highly packable. The durable Pertex® Quantum shell balances protection with minimal weight, making it ideal for mountaineering and fast moving expeditions. With a comfort rating of -5°C and a limit rating of -12°C, the Neutrino is built to keep you warm when temperatures drop in the mountains.