TOOGOO(R) Tobacco Grinder Smoke Herbal Herb Spice Crusher Hand Muller Leaf Pattern 5 layer Powerful magnets for a tight seal and easy grind The stainless steel mesh screen only allows pollen to pass through Double sided magnetic grinding compartment includes a mesh screen that automatically collects pollen as you grind Dimension: 4.5 x 5cm Material: stainless steel and hard plastic