Package Including: 200pcs green luminous stones. Easy to use: If you don't shine or light enough in the dark, please put the stones in the sun. No electricity is needed and the pebbles can be exposed outdoors for years. HIGH QUALITY MATERIAL: Made of high quality resin, which is durable, non-toxic, tasteless and non-radioactive, free of chemicals harmful to people, fish, birds and plants. Eco-friendly and energy-saving: These shiny garden stones absorb sunlight during the day, they shine brightly at night and turn your garden into a beautiful and dreamy landscape. they shinein daylight for 2-8 hours. Wide Application: These shiny stones are ideal as aquarium gravel, aquarium landscaping, for garden decoration. Also suitable for pathways, tree flower beds, villa gardening potting,parks, etc. These luminous stones are the best choice for you. Features: Material: synthetic resin + photoluminescent pigment The color green Package content: 200 pieces of pebbles Note: 1. Before first use, please put the stones in the sun/bright light for at least 2-8 hours. The longer it absorbs light, the lighter the pebble, the longer it will radiate. 2. If you do not shine or no longer shine enough in the dark, please place the stones in the sun. 3. Not suitable for children under 3 years old. Choking hazard due to small parts that can be swallowed.