OUTAD Emergency Sleeping Bag, Survival Sleeping Blanket, 74.8 x 41.3" (Length x Width) 4-Layer Materials: Aluminized PE for insulation and warmth, non-woven fabric for soft and comfort, which is different from traditional Mylar bag or aluminized PE emergency bag. Waterproof, windproof and reusable: Can be used as emergency bag, sleeping blanket and sleeping bag liner in different weather conditions. Unfolded Length x Width: 74.8 x 41.3 inches(190 x 105cm). Folded size: 10.6 x 8.7 x 1.6 inches(27 x 22 x 4cm). Weighs only 11.5oz(325g), very convenient to have in your survival bag or backpack.