Night Illumination - This glowing blue radiant stone has 200 which can be illuminated at night after exposure to sunlight or incandescent light (at least 2-4 hours). Light decoration - The fascinating glow-in-the-dark pebbles and they join together will shine more, quite a special decoration to catch passers-by’s attention, also great for creating the romantic atmosphere in various festivals. > Safety of materials - Made of high quality resin, environmentally friendly, non-radioactive and non-toxic, harmless to the human body, can be used for a long time. In addition, the light retention conditions are low and long lasting. Widely used - indoor and outdoor pebble decoration, perfect for decorating gardens, aquariums, yards, plants potted, aquariums, swimming pools, crafts and other landscapes. They can also be used to mark walkways or as borders (multiple packs recommended for large areas). Multicolored Glow Stone - Luminous stones in bright and vibrant colors, perfect for decorating