Materials: 999-Fine Silver Measurement The wire : approx. 2.6MM Inside Diameter ： approx. 62MM Distance of opening : approx. 23MM Custom-made order is welcome. please provide the following information. Inner width of cuff, e.g. : 60MM The distance of opening, e.g. : 25MM I will qoute ASAP. A Logo of a small sun as positive vibes and a 999-number as Fine Silver will be hand stamped inside.