Weber, 4 OZ, Mesquite Flavor, Firespice Trial Size Gravity Feed Kit, Displayer Contains 10 Single Use Trial Size Trays Filled With Wood Chips, Easy To Use, Soak, Drain & Place On Grill To Get That Smokey Flavor, Mesquite Wood Gives A Delicate Flavor That Is Perfect For Poultry, Fish & Vegetables.