Transform your fire pit or fireplace with a Fire Balls Fire Pit Set. Fireballs can be used indoors or outdoors and provide a modern flair while also being eco-friendly and fire-safe. Enhance the look of your fireballs by adding lava rock and fire glass underneath, creating a unique ambiance that you and your guests are sure to love. Don't have a fire pit? No problem! With a brushed concrete look, fireballs are extremely popular as modern outdoor accessories.