his is a type of material that is used in making running vests and other sporting clothes. The material is preferred because it has very favorable qualities like being lightweight and also it has the moisture-wicking ability. This makes sure that the body is always kept dry throughout the whole work out session and also help in temperature regulation of the body as you run.
Nylon happens to be one of the materials used in technical fabric, other materials like Lycra and polyester are also used. Make sure your running jacket has the technical fabric before purchasing it.