This is a closed small world that belongs to you completely. EcoSphere is a completely closed, balanced, glass ecosystem, including shrimp, algae, and microorganisms in salt water, you never have to feed the life within, or change the water. It is a amazing gift for your girl or kids!
Is it true? Verify it on Youtube: https://www.youtube.com/results?search_query=EcoSphereCHECK IT OUT