Panacea Products Clear Water Gems are a unique vase filler. They are made of super absorbent polymer that expands when water is added. Mist with water about every other day to maintain hydration. Panacea's Water Gems are great for fresh cut flowers, soil substitute for growing plants, candle accents, or alone as an intriguing focal point. These clear Water Gems can be dyed any color by adding food coloring! This product is already hydrated.