Rab's Ascent range of sleeping bags are duck down filled performance sleeping bags created for regular outdoors use whether you're on a camping trip or hiking in the mountains.Designed in a semi-rectangular shape, great for those who don't like the restriction of a mummy shaped bag, the Ascent 500 will most likely be appreciated by those buying their first down bag.Using a highly durable Pertex Microlight inner and outer fabric, this excellent sleeping bag is filled with 500g European Duck Down. Two season down insulated sleeping bag from RabHydrophobic Down - 650 fill power filling performs in all conditions, even when wetRDS certified down (Responsible Down Standard)Pertex Fabric - lightweight breathable material features on the interior and exteriorWide mummy shape - provides added space and comfortZip together compliant - zips in to opposite sleeping bag to form a doubleYKK 5 coil main zip - sturdy and robust mechanismAnti-snag taping - ensures zip runs smoothlyInternal YKK zipped stash pocketSpacious angled foot boxCotton stuff sackComfort temperature: -0⁰cRab Sleep Limit: - 6⁰cWeight: 1060g