• Recycled fire glass for both indoor or outdoor environments, 0.47"-0.79" diameter
• Gently tumbled to remove sharp edges. Very safe and easy to install
• Designed for use in propane and natural gas indoor fire place, fire pits, aquariums landscaping, outdoor fire bowls, replaces existing gas logs & lava rocks
• Fire glass is very easy to maintain because it emits no ash, soot, or smoke. Rinse fire glass stones occasionally with water and vinegar to leave them sparkling like new
• This fire glass can customize your fire glass by mixing it with other color selections to create unique and stunning looks