Material: made of high quality resin, non-toxic and odorless, free from radioactive substances. Fluorescent luminescent effect. Ecological and energy efficient: no electricity required, economical and energy efficient. It can absorb and store energy from sunlight or other light sources to shine in dark environment. Very Good Decorative Effect: These shiny stones are ideal as aquarium gravel, or use them for decorative vases, aquarium landscaping, horticulture, swimming pool, bar and for parks. ENVIRONMENTALLY FRIENDLY and REUSABLE: Luminous stones can be used repeatedly. Their life expectancy is 15 years. Reusable: Remove the packaging and place the pebbles under the sun or light. Make sure each pebble absorbs light. It can be reused. Material: made of high quality resin, non-toxic and odorless, free of radioactive substances. Fluorescent glow effect. Ecological and energy efficient: no electricity required, economical and energy efficient. It can absorb and store energy from sunlight
