Feature: 1. Pleasing:beautiful color and style crystal soil 2. High water retention: rich in moisture， nutrients， trace elements. 3. Ease: flowers ， floral arrangements. 4. Environmental Protection: no smell: non-toxic， harmless， non-polluting; fashion， health， and environmental protection. 5. Long life: Crystal Mud repeatedly absorb and release moisture， continued to provide 2-5 years for plant nutrients， trace elements 6. High survival rate: crystal soil cultivation of indoor plants survival rate has reached 95%. size:Dry size:15-17mm grow up:40-60mm