榮獲2016 IF 與 2015 Japan Tsubame Industrial Design Contest 等大獎！
This measure is made by the world highest level of metal cutting technique. Its Φ 48mm disc-type shape is curved out from the aluminum, and its top and bottom surfaces are slightly concave to fit the fingers. There are three holes on the edge that you can put your favorite keychain, strap & etc.
Receiving the highest prize in "2015 Japan Tsubame Industrial Design Contest", it is pr