Loop Wheel machine has been use in Japan since the 1920's. The machine was originally developed to make luxury underwear. It is said that only 200 of these premium machines are left in Japan. Most of the vintage sweatshirts from the 1950's and 1960's were made from fabric knitted by loop wheel machine. The machine are operated twelve hours a day to slowly and carefully knit sweat fabric. Length of the fabric produced by a one machine in a day only adds up to ten meters. Products made with fabric knitting by loop wheel machine provide hand knit like rich texture, which becomes more tangible as you wash the again and again.