he best gym towels will be portable, quick-drying, and odor-resistant. ... Instead, opt for microfiber or synthetic fabrics that dry quickly and resist odor — if the material features specific anti-bacterial technology, such as silver threads or anti-microbial coatings, that's even better.

Microfiber is a fiber , the diameter is only 1% of a hair. It is long life, 5 times longer than cotton. It is difficult to breed bacteria and difficult to become mildewed.Strong water absorption, 7 times than other fiber.This fiber is soft, comfortable not became harden when use long time. Clean dee