Made of 100% food-safe grade stainless steel for the tamper base. Compared with other cheaper espresso tamper machines, this stainless steel base tamper is a sturdy and healthy tamper tool for Baristas. The handle of coffee hand tamper is durable and rust-proof design. It's heavy duty and plus calibrated spring designed for a professional barista and the coffee expert , novice or home espresso maker. the bottom of the tamper distributes, compress and level ground coffee well for a denser, richer and more flavorful espresso brew This calibrated tamper provides 8kgs of optimal mashing power. By using this espresso tamper, you will get a flat concentric ring pattern in your portafilter. After tested, a concentric ring ground espresso coffee surface obtained . 8kgs strength then produces a better quality, and the consistency of 8kgs of pressure will bring a great tasting coffee experience to you, let you like to date with it every day. size: Powder 58x87mm Measuring spoon 100x70x35mm Material: Stainless steel+ceramic colour: black, white Package Contents: 1 x powder 1 x measuring spoon Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.