Grizzly Gear Emergency Survival Mylar Thermal 2 Person Sleeping Bag - Accommodates 2 Adults - 64" X 87"- by Generously accommodates 2 adults, 64" x 87" Provides compact emergency protection during any weather conditions Retains/reflects 90% of body heat which can prevent or counter hypothermia Made of durable insulating mylar material designed by NASA for space exploration Reusable, waterproof, windproof