Japan based Goldwin, a manufacturer of socks and hosiery products, has released its new C3fit Arch-Support Socks made from paper fibre WA CLOTH HYBRID. The innovative, comfortable and ecofriendly fabric was debuted at the ISPO Munich trade show that took place recently. The Japanese brand is the first company to use this hybrid material in its C3Fit socks. The company initially launched limited sales of the new product at the end of the last year, with general sales to begin in the US in March 2016.