Description A 3 to 4 season ultralight sleeping bag designed for minimum weight (only 850g!) & maximum versatility, the Helium 450 has proven popular with hikers in a range of climates from coastal walks to sub alpine elevations. The 450 allows temperature regulation with dual zippers & offers incredible warmth-to-weight thanks to 800 loft down. Maximise your pack space with a compact, lightweight and versatile Helium 450 sleeping bag. Ultralight shell fabric and high-loft RDS down fill on the Helium bags mean higher performance for less weight. Durable 10 by 10 denier, 520 thread count Nylon weighing only 26g/m2 with a hot-rolled-cire treatment to prevent down leakage and increase durability. Premium 800 loft RDS white down fill with DWR Loft treatment adds greater resilience, higher loft and better warmth in damp conditions. Filled with 450g of 800 loft RDS white duck down DWR Loft treatment on down keeps down lofting higher for longer in damp conditions Outer shell made from ultralight Nylon, 10 by 10 denier, 520 thread count, down proof, 26g/m2 Inner shell made from 15 denier down proof nylon Box walled construction for warmth and weight efficiency Radial Arc Baffle System on horizontal baffles maximises loft height & warmth Differential cut reduces the potential for cold spot compression Contoured hood keeps down evenly distributed around your head Oven door foot venting system for temperature regulation Tuck stitching for increased durability of baffles Baffles sewn with Hydrophobic Epic thread which prevents moisture from wicking inside the shell YKK Full length side and foot zips to increase versatility Left and right hand models can be zipped together Oversized 3D draft tube prevents heat loss along zip Nylon 210 denier laminated anti-snag tape runs along zip Supplied with ultralight siliconised nylon stuff sack and large storage bag with printed care instructions Specifications: Shell Fabric: 520 thread count, 10 by 10 denier ultralight Nylon (26g/m2) Lining Fabric: 520 thread count, 10 by 10 denier ultralight Nylon (26g/m2) Down Specifications: 800 loft premium RDS white duck down Down Treatment: Water resistant DWR Loft treatment Zip Specifications: Side & Foot zips. YKK brand zips, dual sliders on side zip Intended Use: Bushwalking/Alpine Season Rating: Three/Four Season Temperature Rating: Cold Sleepers & Women: -1C / Warm Sleepers & Men: –7C Packed Dimensions: 15cm x 31cm (can be compressed further) Maximum User Height: Standard: 185cm (6’) XL: 200cm (6’ 6”) Women: 170cm (5’ 7”) Weight: Standard: 850g (includes 450g of down) XL: 1,000g (includes 550g of down) Women: 835g (includes 450g of down)
