1) Material: neoprene, cotton 2) Thickness: 2-4mm 3) Size: S, M, L 4) Headband Specification:1) Material: neoprene, cotton2) Thickness: 2-4mm3) Size: S, M, L 4) HeadbandAbout us:Welcome to DunRun !A company dedicated to people who love sport.Established in 2001, all employees in charge of the production of sporting goods and sportswear in Guangzhou, China.Manufacturing base in Zhaoqing industry ...