Pack light, sleep warm in the alpine Designed for warmer weather missions, the Rab Alpine Down Sleeping Bag (0C) offers a streamlined balance of warmth, weight and packability. Ideal for spring and summer alpine objectives, it features 650FP hydrophobic duck down and L.O.F.T baffle construction to maintain loft and minimise cold spots. The slim tapered shape, anatomical hood and insulated neck collar support efficient heat retention, while the lightweight materials and compact build make it easy to carry on multi-day routes. Features L.O.F.T baffle system reduces down migration and improves thermal efficiency 650FP duck down with hydrophobic treatment maintains loft in damp conditions Anatomical hood and neck collar enhance comfort and heat retention Sidewall baffles improve down loft and support side sleeping YKK 3/4 zip with synthetic filled baffle and anti snag system Internal zipped stash pocket for storing small essentials Includes drawcord stuff sack and water-resistant storage sack Hand filled in Derbyshire UK for consistent quality Specifications Claimed Weight: 870g Body Material: 20D Pertex Quantum nylon ripstop (38g/m²) with fluorocarbon-free DWR Lining Material: Recycled 20D nylon (38g/m²) Insulation: 650FP European duck down with Grangers fluorocarbon-free hydrophobic finish Fibre Content: 100% Woven Polyamide Measurements Regular Long Wide Sleeping bag length 215cm 230cm 215cm Max user height 185cm 200cm 185cm Internal shoulder girth 160cm 162cm 180cm Internal hip girth 134cm 136cm 146cm Internal foot girth 102cm 104cm 110cm