crystal beads,hydrogel,water gel 1.non-toxic,ororless 2.color never fade 3.SGS MSDS, EN71PART 3 Reports Features and Function:crystal beads, ... hydrogel,water gel1) Crystal Soil is a new type of green environmental ... freshfor a long time., to make your home and office more unique and beautiful. 5) Colors available: Pink,purple,blue, ...