GRISUN Onyx Black Fire Glass for Fire Pit, 20 Pounds 1/2 Inch High Luster Reflective Tempered Glass Rocks for Natural or Propane Fireplace, Safe for Outdoors and Indoors Firepit Glass

Wide Range of Use- Can be used in an indoor or outdoor fireplace that uses propane gas, natural gas or electric; can also be used in indoor glass fireplaces, outdoor firepits, fire tables, and fish tanks. | Sparkly & Luster- The fire glass has the reflection of the mirror, the reflection of the sun and the flame, the flame dance on the mirror, gorgeous and appealing. | No Melting or Fading- Fire pit glass has strong corrosion resistance, heat resistance, fade resistance and retains heat effectively. Will not degrade overtime. | Positive Environmental Impact- The fire pit rocks does not produce dust or and unpleasant taste, and as a great alternative to traditional firewood. | Warm Ambience- Put a layer of lava rocks down and then cover with firepit glass rock to give your fire a unique look. Stay warm and cozy on chilly nights.