FEATURE: Good luminescent effect in the dark: After sun or light exposure, the glowing of these stones can lasts approximately 5 to 8 hours.THE MATERIAL: Non-Radioactive Resin Made-High precision, good brightness, clear edges and corners, not easy to wear and tear, not easy to scratch, rich color, shape effect, environmental and natural.OCCASION: Wedding, Backyard, Walkway, , , Aquarium. Large River Stones for Garden OCCASION: Aquarium, Wedding, Backyard, Walkway, , . Rubber Flagstone Stepping Stones Yard Walkway Stones Stones Concrete Luminous Pebbles Glow in The Dark Garden Stones Landscaping Large DESIGN STYLE: We Have Adopted Non-radioactive Resin As The Main Material Which Is Environment-friendly Material. Gravel for Landscaping Amber Pebbles Garden Stone Decorative Pond Rocks Large Decorative Rocks for Garden FUNCTION: Create A Atmosphere, Garden Decoration, As A Gift, DIY Decorative, Glowing. Aquarium Gravel Jean in The Dark for Aquarium Stack Stone Molds Decorative Garden Stones Stepping Stones Molds MATERIAL: Non-Radioactive Resin Material-High Precision, Good Brightness, Clear Edges And Corners, Not Easy To Wear And Tear, Not Easy To Scratch, Rich Color, Shape Effect, Environmental And Natural. Glow in The Dark Pebbles Stones Large Decorative Rocks for Vase Glow in The Dark Candy Canes Rocks Stones Stones Large THE DIMENSION: 1.1x1.4cm Garden Stepping Stones Outdoor Decorative Concrete Bowl Molds And Forms Calcite Stone Garden Decorative Wagon Glow in The Dark Stuff