Exclusive title on materials used for LTA (lighter than air) envelope Discusses material challenges such as selection of suitable fiber (for making fabric), polymer (for coating/lamination), additive (for improving polymer-properties), coating/lamination technique, joint type, sealing technique Includes typical materials developed by different companies and researchers worldwide Clearly explains technical concepts using figures, schemes and tabulated data Includes case studies on material developed for aerostat/airship by different countries including NASA, Lockheed Martin, JAXA, ADRDE and DRDO