... SIZE:XS, S, M, L, XL, 2XL,3XL About us Flex Pro U.K. Group was established in 1988 ... and trade into one. The headquarters of Flex Pro U.K. Group is in the Asian financial ... center, Hong Kong. Flex Pro U.K. Group has authorized Guangzhou Jianhong Sports ... United States, Canada, Korea, Singapore, Thailand, Malaysia, Indonesia, and Vietnam. Brand covers a variety of types of ...