Product information, filling: 250 g / m² hollow fiber, Ideal temperature: from 3-8 °C, Includes rounded headrest and carrying bag, Conical sleeping area for cool nights, With special anti-cold shoulder flap and semi-circular hood, The 2-way zipper has an insulating wind protection, Outer material: 210 T polyester ripstop, Inner material: 190 T polyester pongee