This emergency relief blanket is made of 100% pure cotton and offers 23 standard size options with an all-season design to provide reliable warmth in various disaster scenes. Professionally tested with 95% thermal efficiency, each blanket weighs only 0.95-1.8kg, facilitating large-scale transportation and deployment. Successfully applied in disaster relief efforts across 37 countries for earthquakes, floods, and other disasters, with over 200,000 blankets supplied annually, providing essential survival support and psychological comfort to disaster victims.