PENGRILL 120 Tub Aromatic Lava Rock (Lavasteine) Replacement provides a convenient option for rejuvenating your grill. Crafted from premium lava rock, this tub contains 120 pieces, enhancing the flavor of your barbecue while ensuring consistent heat dispersion. Easily swap out depleted or worn lava rocks to keep your grill operating at its best, delivering delicious results for your outdoor cooking adventures.