Weber, 4 OZ, Hickory Flavor, Firespice Trial Size Gravity Feed Kit, Hickory Flavor, 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, Hickory Wood Gives A Strong Traditional Smoke Flavor That Is Great For Beef, Ribs, & Chops.