OmniCore Designs M-3D 30F-1.1 Ultra-Lightweight Multi- Down Mummy Sleeping Bag (XL) 850008244025

Sleep warm all night long with the OmniCore Designs Ultra-Lightweight Multi- Down Mummy (-10°F to 30°F) Sleeping Bag. To make the best ultra-light mummy sleeping bag， we know we have to cram as much features and benefits into the smallest and lightest form factor. At just about 4 lbs. to 5 lbs. this sleeping bag assortment has been independently tested following the European Norm (EN) 13537 Testing Protocol making it 1 of the most comfortable and warmest cold weather mummy sleeping bags around. READY FOR EXTREME WEATHER: The M-3D Ultra-Lightweight Mummy is powered by our innovative Multi-Down technology. We've used Stratusloft (our own proprietary synthetic loft which has been independently tested to be 1 of the best performing lofts in the market today) in the outermost top and bottom layers to maximize warmth insulating performance in wet conditions. In the layer closest to your body， we've utilized the amazing heat trapping ability of the all-natural 650-Fill-Power Down. Another key feature designed just for you is 3-D Footbox allows back sleepers a more natural and comfortable night's sleep by reducing the tension on your feet while in the bag.

Ready for extreme weather: we use independent 3rd party testing labs to validate the -23.3 to 0 temperature range conforms to the European Standard (EN13537)， if you're more of a comfortable sleeper (i.e. shorts， t shirt)， then aim to sleep in temperature's about 20° to 30°'s warmer than tagged on the bag

Innovative warmth: using a mulit-down insulation combines the benefits of 650-fill-power-duckdown strategically layered with our proprietary StratusLoft synthetic down fill， it gives you the best of both worlds， natures best natural insulating power combined with technologies advancing waterproof insulation ultimately keeping you drier， warmer and lighter

Technically designed comfort: 3-D footbox allows back sleepers a more natural and comfortable night's sleep by reducing the tension on your feet while in the bag， draft tubes， collars and baffles to trap the warm air in and keep cold air out

Ultra-durable and weather resistant: 75 Denier diamond ripstop (DWR) shell keeps you dry while our proprietary StratusLoft synthetic insulation will maximize the sleeping bags ability to retain heat in wet conditions， keeping you warmer and sleeping better all night long

Accessories: includes (1 x) multi-point compression stuff sack to keep the bag small for ease of transport. (1 x) 110 l mesh storage sack included to let the down breathe and keep its insulating properties when it's not in use at home and in storage