S.O.L. Heatsheets from Advanced Medical are ideal for those occasions when you take a wrong turn and are forced to spend the night. Made out of a reusable, and repairable bright orange polyethylene material. Survival and first-aid instructions are printed directly on the blanket. Reflects up to 90% of your radiated body heat. Weighs 2.80 ounces and folds up into a 5" x 3" x 0.5" rectangle. Opens up 60" x 96".