Aerocool

Aerocool is made by Korean company Hyosung.

Due to capillary action, aerocool is a representative functional yarn that quickly absorbs moisture through its channels on the inside surface, and dries quickly due to its superior drying function, keeping the wearer feeling refreshed at all times.

http://pi.hyosung.com/pi_eng/fiber/polyester/special_02.do

http://www.hyosung.com/en/biz/textile/nylon_polyester_fiber.do