The Decor Luminous Stones are made from resin, non-toxic, tasteless, & non-radioactive. They are eco-friendly and will not harm you. The decorative glowing pebbles are available 25/50 pcs per package. The dimension of each decorative stone about 0.8"-1.2". The Garden Yard Decor Stones are ideal for fish tank gravel decorations, pond decorations, yard decorations, Halloween outdoor walkway driveway decorations, yard gravel, aquarium gravel, luminous rocks, etc.
The Path Patio Luminous Stones glow lasts approximately six to seven hours in the dark after full sun exposure. Glow around 10 hours if it's lamp light charge power for glow stones. If your rocks in the garden not glow, pls set rocks near a lamp, Or just use a torch on rocks for few minutes, then it will glow brightly the whole night. These Lawn Glowing Stones can create a different atmosphere around you.