Myard 14 Cannonball Fire Stones Log Set for Fire Pit/Personal Fireplace (14, Solid-Mix-20LB) The balls are steel reinforced, plus produced with lave granules plus significant heat ceramic refractory which is employed to check rocket machines. Contemporary set mesmerizes onlookers as flame hug contours. Set includes SIX 3", FOUR 4", FOUR 5" Cannonballs + 20LBs Lava Granules. Replaces fire gas logs, Clean, Durable, and Safe. Style: 360 view of the burning area! For Fire Pit, Fireplace, Campfire, Bonfire, Barbecue.