... the human body .Wide Use in indoor or outdoor building ,glass,wall,wood ,sheet,KT version,Acrylic version, metal or plastic material ... Example of method way:1. Acrylic transparent organic glass edition Use Carven machine to Engrave pattern slot On it ... cross the board, form the colored simple shine design.3. Glass,sheet,board , metal, plastic Use glue (502, epoxy glue, silica ...