Size About 18×25×11mm each
<br />Easily Use:
<br />Put them under sunlight or indoor light to absorb light for an hour them they will glow for hours.
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<br />Make your yard cool:
<br />Line a walkway, edge a flower bed or fill a planter with these pebble, make your garden or yard absolutely unique and cool!
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<br />Multi-purpose:
<br />Great for home decoration, art & crafting, DIY gift, night light, etc. 
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<br />Package Included:100pcs pebbles