【Safe and environmentally friendly】 - Luminous stone is made of high quality resin, is heat resistant and corrosion resistant. Fine finishing and polishing do not produce sharp edges. They can be used repeatedly and their life expectancy is up to 15 years. i> 【Glow in the dark】 - These pebbles absorb enough sunlight or other artificial light during the day to glow at night or in any other dark environment for up to 3-6 hours. i> 【Application】 - Remove the packaging and place the Luminous Stone in the sun or under the light to ensure that each pebble absorbs the light. You don’t need electricity, just put it in the sun to absorb the light, they glow at night. i> 【Romantic decorations】 - colorful pebbles Each pack of resin stones provides a colorful light show in the dark. If you are asking for a wedding or want to surprise your friends or family, these luminous stones will certainly help you. i> 【Wide application】 - These bright pebbles are ideal for aquariums, lighting aquarium