Description: 1. Material: resin 2. Product size: 1.3*0.9CM per piece 3. Net weight: 0.25KG 4. Packing: OPP bag 5. Packing size: about 16.5*12*8CM Feature: Environmentally friendly materials: Fluorite is made of non-radioactive resin, which is good for the human body and living environment. Luminous effects: These gemstones last about 5 to 8 hours after exposure to sunlight or light. Sufficient quantity: a pack of 500 pieces, the number is sufficient, a pack can be used for many places inside and outside the home that need to be decorated. Unique stones for different decorative styles: These stones can be used to create beautiful and romantic trails, aquariums or gardens. Choose from a variety of colors: You can give it as a gift to family, friends and colleagues. Beautiful and durable, can be used for a long time. Small and portable: You can bring these glows that glow in the dark stones to your campsite for a great night out. Package includes: 500* luminous stone Note: 1. Manual measurement, the size will have an error of 0.5-2mm, please refer to the actual size​​. 2. Due to the difference in light and screen, the color of the product may be slightly different from the picture. Environmentally friendly materials: Fluorite is made of non-radioactive resin, which is good for the human body and living environment. Luminous effects: These gemstones last about 5 to 8 hours after exposure to sunlight or light. Sufficient quantity: a pack of 500 pieces, the number is sufficient, a pack can be used for many places inside and outside the home that need to be decorated. Unique stones for different decorative styles: These stones can be used to create beautiful and romantic trails, aquariums or gardens. Choose from a variety of colors: You can give it as a gift to family, friends and colleagues. Beautiful and durable, can be used for a long time.