onlyfire only fire Black Lava Rock for Outdoor Pits, 10 Pounds Volcanic Lava Stones for Indoor places, Bowl, Gas Logs and Landscaping, 2.75-5 Inch

Onlyfire 10 lb Large Black Lava Rocks, Volcanic Lava Stones for Outdoor Fire Pits, Indoor Fireplaces, Fire Bowl, Gas Logs and Landscaping, 2.75-5 Inch

American Fireglass Medium Lava Rock, 1/2" - 1" | Use in Fireplace, Fire Pit or Bowl | Outdoor & Indoor Volcanic Rock for Natural Gas or Propane Fires | Decorative Landscaping | 10 lb Bag

GASPRO 10 lb Large Black Lava Rocks, 1-3 Inch, Ideal for Outdoor Fire Pits, Indoor Fireplaces with Propane and Natural Gas