General description These 200pcs Colorful Luminous Stones are made of high-quality resin, ensuring they are non-toxic, odorless, and free from radioactive substances. With a fine workmanship, these pebbles feature a smooth surface without sharp edges, making them safe for various decorative uses. They absorb and store energy from sunlight or other light sources, allowing them to glow in the dark, making them ideal for enhancing the beauty of aquariums, gardens, and children's rooms. Technical specifications Material: High-quality resin Non-toxic and odorless Fluorescent effect Usage Ideal for craft lovers and as an ecological decoration Can be used in decorative vases, aquariums, garden decoration, and swimming pool decoration Glow in the dark after exposure to sunlight or strong light for at least 4 to 8 hours Reusable: Simply place the pebbles under sunlight or light to recharge Other information Not suitable for children under 3 years old due to small parts that may cause