Superior Heat Retention: Crafted with advanced aluminized mylar, this thermal blanket can retain up to 90% of your body heat, offering life-saving warmth in extreme conditions. Durable & Weatherproof: Completely waterproof and windproof, this blanket is built to endure harsh weather, ensuring you stay protected in rain, snow, or windy environments. Extra-Large Coverage: At 82" x 63", it's 24% larger than standard emergency blankets, providing more coverage for the body and better heat retention, especially in cold climates. Ultra-Light & Portable: Weighing just 2 ounces and folding into a compact size, this blanket fits effortlessly into any backpack, pocket, or emergency kit without adding bulk. Multi-Use Design: From an emergency bivy sack to a rain poncho, sleeping bag liner, or even a reflective signal, this blanket offers unmatched versatility for survival situations. Reusable & Long-Lasting: Unlike standard single-use blankets, these are durable enough to be reused multiple times, making them an eco-friendly and cost-effective solution for outdoor preparedness.