... :porcelain size :white 20-50mm we are the largest manufacture of glass marbles and glass stone in China, we export them mainly to America ... , porcelain green, black, porcelain white, pearl white, and an process shiny, metallic color and frosted effect. etcpackagePET barrel, PVC bag, Net bag ... , Polyethylene barrel, Paper box, Color box, Absorbed plastic and Plastic woven bag etc. stone