A warm and packable bag for backpacking and travel in cooler conditions.This sleeping bag utilises the use of a hybrid Offset top and Single Layer Construction underneath to help retain warmth, and the Polarloft insulation is a long-standing synthetic insulation that strikes the perfect balance of warmth, comfort and durability.MaterialsLunar 40DPOLARLOFT insulation - Synthetic insulation that thrives in bad conditions, where its superior water resistance and real-life durability are most important.FeaturesOffset layer construction topSingle layer construction undersideAlpine fit maximises thermal efficiencyAnatomically shaped hood and foot-boxFull length zip baffle and integrated collarSupplied with lightweight compression sackLeft-hand ZipRegular LengthTemperature RatingsGood night’s sleep temperature: -7°CComfort: 1°CComfort Limit: -5°CExtreme: -22°CA closer lookCombined with the narrow alpine fit block, sharks toe construction and anatomically shaped hood to maximise thermal efficiency, the Lunar III is an extremely effective and lightweight bag.The full-length two-way zip is backed by an insulated baffle to keep out any draughts, and the integrated collar helps to retain warmth. Supplied with a lightweight compression sack. Mountain Equipment Lunar III Sleeping Bag - Regular