A warm and generously sized sleeping bag well suited to longer tent-based treks and those seeking out higher Himalayan passes. Specifications DRILITEA(R) LOFT II(TM) outer shell is lightweight, breathable and water resistant 665g of 90-10 Pure Duck Down with a minimum fill power of 700 Mountain fit with zoned EXLA(R) system is both spacious and thermally efficient Trapezoid baffles and Slanted box-wall baffles Mid-level side seams 5 baffle anatomically shaped hood 6 baffle anatomically shaped and offset foot-box Full-length Gemini(TM) zip baffle and integrated collar with Lode Lock(TM) closure Supplied with waterproof roll-top stuff-sack and storage cube Weight : 1140g / 40.2oz 100% Polyamide outer/inner, Down fill DRILITEA(R) LOFT II(TM) outer shell is lightweight, breathable and water resistant Mountain fit with zoned EXLA(R) system is both spacious and thermally efficient Full-length Gemini(TM) zip baffle A five-baffle hood that provides high levels of down control, low weight and excellent insulation