... different colors and different sizes for your choice. Crystal Mud,Crystal Ball,Water Bead 1.Crystal soil is a new type of green environmental ... blue,and transparent. 6.Three shapes are available :cubic shape,granule shape,pearl shape.7.Sizes: 1-4mm diameter for your option. 8 ... /bag, or 10 g/bag,and customized package is welcome. Crystal Mud,Crystal Ball,Water Bead