Lightweight sleeping bag, with minimal volume after packing intended for stays in nature, use in the cold season from autumn to spring, siliconized hollow fiber filling Izotherm Pro, two-layer construction with stitching, anatomical cut, closed shaped hood, one-hand adjustable hood drawdown, internal insulation collar with regulation, two-way zipper covered with flap, reinforced flap against zipper jamming, safety against spontaneous opening of the zipper, hanging loops, inside pocket, hooded cushion pocket, compression bag