Biorun Socks and "Permanent 1940" reached a cooperation, customized for its professional "cycling socks". This custom sock, combined with the high-end material selection from the Biorun factory and the professional riding design, ensures that each pair of cycling socks has the function of breathability, comfort and high durability. 

Nicknamed "breathing socks", it makes a great contribution to the success of the riders in the race.

"Permanent 1940" is committed to spreading the "high-end outdoor cycling lifestyle" brand, because Shanghai Permanent company was founded in 1940. The brand relies on the industry background of more than 80 years, and to "car, space, cycling" as the carrier, advocating "health, freedom, quality" cycling lifestyle.

Inspired by the heritage of cycling culture and modern performance needs, Biorun designs and manufactures high-quality cycling socks that combine durability, comfort, and advanced functionality. With state-of-the-art knitting technology and decades of expertise, we help Permanent 1940 deliver professional sports socks that enhance the cycling experience while honoring the brand’s timeless legacy.