Sanitary Pad Prototype (IMAGE) North Carolina State University Caption A prototype of the sanitary pad, produced by North Carolina State University textile engineering student David W. Allen, is made from banana stem fibers. Credit Elizabeth Scharpf, SHE Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.