Ecoolbuy 4 Layers Metal Tobacco Crusher Hand Muller Smoke Herbal Herb Grinder Features: 4 Layers, Mini Tobacco Crusher, Smoke Hand Muller, Herb Grinder Material: Alloy ,Size(H x Dia): 4cm x 3.5cm/1.57" x 1.38"(Approx.) Shred your herbs and spices effortlessly, catching very fine pollen via the stainless steel mesh scr Can serve as a 4 piece grinder for your herbs with pollen catcher or a 3 piece grinder which allows Easy to use, easy to carry and easy to clean