MMRM 5 Pack Soil Water Beads Crystal Mud for Flower Planting Green Plants Decaration - Multicolor Add about 1L of water in it After about 4 hours, It will grow up. Then, drain off excess water and it's ready to be used! When the flowers want to oxygen and nutrition, or youre a wedding or party planner, I will help you too much. Lightweight, easy to transport, colorful, endless. Package List: 5 Pack of Crystal Mud