Usage of glow in the dark stone

This are high quality glow in the dark pebbles with up to 8-10hours glow time after being exposed 15-20 minutes to sunlight, a light bulb or lamp line a walkway.glow in the dark stone edge a flower bed or fill a planter light up your fish tank at night swimming pools AQUARIUM, Fish tank Walkways Decor Driveways Flowers garden or backyard decorations, etc