... While you are in sleeping bag, plus a survival blanket to keep enough heat to insure a good sleep. ... 2Customized Logo/brand printed.3Customized packaging available. Characteristics1. This Emergency Blanket provides personal protection from rain, wind, heat, and coldness ... even deflects heat in hot climates and can be used to offset hypothermic reactions. 4. The Emergency Blanket is waterproof, reusable ...