Micro-USB type "B" plug. Fits Amazon Kindle® and many cell phones & PDAs. Flexible "n" bendable design. Perfect size for travel. Flexible Design Through the characteristics of the TPE, the core be bent any time. It has a small design, easy to carry and saves space, the cord is short and is easy to store. Micro Pattern Using micro pattern, the surface can show three-dimensional patterns and would not lose colors. 100% Bio-degradable Using the environmental friendly materials, which can be decomposed in the nature.