Features: Applications: fish tank, vase, flower pot, swimming pool and where ever you want. The stones are all unique and they can be used in different ways according to your imagination. Glow in the dark after full sun exposure, can lasts approximately 5 to 8 hours. The glow stones are made of resin, non-toxic, non-radioactive material. It can last up to 15 years, not only save energy but also protect our environment. Several colors for your option, you can send it as a gift to your families, friends. Discounted at only: US$ 8.41 
