... versionAcrylic version metal or plastic material; DESCRIPTION:1.Shape: Round, Flat, Twist , Three Color per line etc.2.Diameter: 1.2mm ... in slot ,then use the same area superficial clarity thin sheet to cover. It may form the colored hollow illumination character ... can cross the board, foams the colored simple shine design.3.Glass,sheet,board , metal, plastic Use glue (Model 502 type epoxy glue ...