Features: Unique handle design, easy to hold and easy to press coffee powder. It is a good helper for caffeine extraction. Food Grade Material: The base of calibrated tamper is made of high-quality 304 stainless steel which made it food safe and easy to clean. The unique spring design brings you the pleasure of pressing powder. You will feel it also go down when you press down hard, and return to its original position when you let go. Perfectly Flat Base: This coffee tamper has a perfectly flat base that can fit the portafilter closely to provide a better tamp compared to convex bases Great for home or office use, or a great gift for coffee lovers. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Base size: 51/53/58mm Material: stainless steel Package List: 1x Coffee Tamper