... photo etch decoration. Color glass bead has the following advance: 1) Beautiful: varied kinds of pattern, novel color, you can choose ... one or many kinds of colors.2) Protecting environment: Non poison, Non smell, Non pollution ... , countertops, fish ponds, aquariums and aggregate projects. Size range: 1-3mm,2-4mm,3-5mm,6-9mm,9-12mm ,12-20mm.20 ...