Professional barista starter set consisting of a polished stainless steel milk frothing pitcher (approximately 450 ml), a solid metal tamper (approximately 580 g), and a silicone tamper station. Tamp like the pros for optimal pressure when packing espresso grounds. Tamper diameter is approximately 51 mm, suitable for many portafilter espresso machines. The milk pitcher is easy to clean in the dishwasher.