Stanbroil Light Weight White Lava Rock Granules - Natural Volcanic Rocks Decorative Landscaping Stones for Outland Living Bond Portable Fire Pit, Gas Log Set and Fireplace - 5 Pounds (2.7" - 4.7")

【STONES SIZE】- White porous light weight natural volcanic rocks, average size range 2.7"-4.7" (7-12cm). Each bag contains 5 lbs of lava stones.
【NATURAL VOLCANIC LAVA ROCK】- All natural volcanic rock can withstand extremely high temperatures without sustaining any damage or crumbling.
【LOW MAINTENANCE & LOW COST】- Durable, long-lasting and cost effective white lava provides more warmth to your flames with evenly distributed heat. Easily add it to your fireplace and make it look more complete. No assembly required.
【INDOOR OR OUTDOOR USE】- Excellent heat proof. Ideal for fire bowls, fire pits and fireplaces. White lava rocks can also be used as fillers for decorative landscapes.
【MULTI-USE】- In addition to being an great base layer for fire pits, the all-natural rocks can also provide rich nutrients to the plant soil in your garden and retain moisture well.