Glowning pebble stone Features The luminescent material in our CoreGLOW Stone is:multi-activated,highly efficient powder cultivated from the earth,light-storing with long afterglow luminescent materials,efficient,environmentally friendly,very stable Bright - The brightness and duration of the luminescent material we use is more than 10 times than the traditional ZnS luminous material; and has a good water resistance compared to the common ordinary aluminate luminescent material.Efficient - With only 10-20 minutes of exposure to daylight or lamplight, the Core GLOW Stone can maintain its glow in the dark qualities for about 10-12 hours. Featuring yellow, yellow-green, blue or blue-green colors.Eco-Friendly - The CoreGLOW Stone is a non-radioactive, non-toxic and environmentally friendly. Safety - Thephosphorescence given off by our CoreGLOW Stone is not harmful, and provides safety of passage. Whether your mode of transportation is by vehicle or by foot letCore GLOW Stone illumination guide you. Application Our Stone offers a beautiful decorative glow effect and superior function, which makes it suitable for many different applications. CoreGLOW Stone is for use in footpaths, gardens, rockeries, pebble paths, terrazzo concrete, and driveways as an exposed aggregate. CoreGLOW Stone enhances safety by marking pathways in Low Light Level conditions. Spread CoreGLOW around the swimming pool, put in the aquarium or create decorative inlays for both al fresco and inside.