Lightweight sleeping bag, with minimal volume after packing designed for summer stays in nature, filling with siliconized hollow fiber Izotherm Classic, single-layer construction, anatomical cut, semi-open shaped hood, one-handed drawstring hood, inner collar with regulation, two-way zipper covered with flap, reinforced zipper flap, lock against spontaneous zipper opening, loops for hanging, inner pocket, pillow pocket in the hood, Roll-up compression wrap