Our Rab Ionosphere 5 Sleeping Mat Review explores a highly technical mat with advanced features and innovative design The fabric has a soft next-to-skin feel while the versatile rectangular shape will ensure you can rest comfortably whatever your preferred sleeping position. A low-profile two-way valve and handy pump sack allow you to quickly inflate the mat when the temperature plummets and you’re ready to turn in. The mat features clever details to maximise your comfort, including oversized outer chambers to keep you central on the mat, and a grip print to reduce sleeping bag slip. Self Inflating Mattress Rab Ionosphere 5.5 Sleep Pad - Hike & Camp Extreme Cold Sleeping Mat For Mountaineers The Ionosphere 5.5 is the warmest mat in Rab's range, and the price point reflects that. For those looking for a summer-shoulder season camping mat, this one would probably be overkill Superior insulation in extreme temperatures and hostile conditions, for alpinists and mountaineers. Its design reduces heat loss through both radiation and convection, thanks to the heat-reflective TILT technology and air-trapping Stratus R insulation. RAB NZ | The Ionosphere 5.5 sleeping mat delivers warmth and comfort with ground-breaking TILT technology and Stratus™ R insulation, so you can rest Stratus R insulation traps air and reduces heat loss from convective currents
