When both warmth and low weight are crucial, don’t compromise. The Ionosphere 5 offers you a comfortable night’s sleep when every gram matters.
Ultralight yet super warm, highly insulated yet extremely packable. The Ionosphere 5 offers the perfect balance of low weight and comfort for fastpacking, thru-hiking, and multi-day mountaineering in challenging environments. This insulated air mat is equipped with all the tech to keep you warm when the temperature drops, with a combination of heat-reflective TILT and Stratus™ R insulation to reduce heat loss through radiation and convection. The result is an exceptional warmth-to-weight ratio, allowing you to catch vital rest in cold conditions, even when pack space is at a premium.
- DimensionsRegular: 183cm x 51cm x 8cm. Long wide: 196cm x 64cm x 8cm.
- R-value4.8
- Packed sizeRegular: 23cm x 11cm (9.1in x 4.3in). Long wide: 27cm x 13cm (10.6in x 5.1in)
- The TILT reflective film inside the mat reduces radiant heat loss, boosting warmth for weight.
- Stratus™ R insulation traps air to prevent heat escaping through convection.
- Soft-touch, lightweight 20D fabric on the upper mat, with a 30D base for added durability on rough ground.
- Oversized outer chambers to keep you central on the mat.
- The tapered mummy shape is economical on weight and minimises pack size.
- Inflation and deflation are quick and easy thanks to the low-profile two-way valve and pump sack.
- R-value: 4.8.
- Thickness: 8cm.
- Roll-away stuff sack with repair kit included.
- Dimensions: Regular 183x51cm. Large 196x64cm.
- Packed size: Regular 23x11cm. Large 28x12cm.
