1. Soft leaves allow your fish to shuttle and hide in the water plant, which won't hurt your fish or other pets, will provide a comfortable and clean living environment for them. 2. All fish tank plants with pedestal: every fish tank plants in this set has a pedestal at the bottom, heavy and firm, and with the pedestal, those plants will not float around in the aquarium. 3. The green fish tank plants are made of soft and healthy material, no harm to water and fish. It is ideal for both fresh and salt water, do not affect the PH in the tank. 4. Long Use-time Aquarium Plant: Different from living plants, artificial fish tank plants won't get bigger and will stay beautiful all the time, no need time to take care of the pruning. Won't rot in the water and won't affect the PH in the tank, for a long time.