100% Brand new and high quality Pebbles are about the size of cooked lima beans Line a walkway, edge a flower bed or fill a planter with these unique Stone pebbles After being exposed to daylight 5 minutes, these pebbles glow in the dark Glow lasts approximately two to three hours after full sun exposure Per Stone Size:1inch x 0.5 inch Color:As the picture shows Attention: Please expose the stone to daylight at least 4 hours Before first use Package included: 50 Pcs Glow in The Dark Pebbles Material And Size:glow stones pebbles are made of resin,the surface has been finely polished,smooth and round. the dimension of each decorative stone is 0.3" Widely Used:small glowing rocks are great for indoor and outdoor decoration. it can be used for fish tank,aquarium,vase,micro fairy garden,potted plants,yard,gardening,backyard walkway,pathway or driveway and so on Charming And Romantic Decoration:maybe it's the luminous path in front of the house,or the shimmering garden,luminous stone will create a unique luminous visual effect in the dark and make your home romantic and unique How It Glows:luminous glowing pebbles absorb and store energy from sunlight or lamplight,then light up in dark environments for 3-6 hours then gradually dim away. glow stones can repeatedly absorb light,storage light and emit light Warm Tips :please spread them all out to absorb the light source evenly,do not stack together. the time to absorb the light source is more than 1 hour. the longer it is absorbed,the longer the glow will last. please radiate them with light again if they are not bright enough