The Coghlan's Emergency Blanket is a compact, lightweight blanket made from aluminized, non-stretch polyester. It stays flexible in freezing temperatures and reflects body heat back to body. This blanket is wind and waterproof. It is also known as a survival blanket, space blanket, first aid blanket, thermal blanket or all weather blanket. The Coghlan’s emergency blanket is essential survival gear for emergency preparedness.