1、Seleted Material: The 51mm 2 ears bottomless portafilter is made of 304 food grade stainless steel and wood material, which is rust resistant, hygienic, durable, and safe to use. 2、Removable Design: The 51mm 2 ears coffee bottomless portafilter can be disassembled at will, making it easy to disassemble and clean. As a replacement part of the coffee machine. 3、Judge Uniformity of Extraction: The 51mm 2 ears bottomless portafilter for Delonghi can better judge the uniformity of extraction, making coffee more delicious. 4、Bottomless Design: 51mm coffee bottomless portafilter for Delonghi adopts a bottomless design, making it easy to observe the flow column, flow rate, color, etc. 5、Super Fine Hole: The bottomless portafilter adopts a super fine hole design, making the filtration of coffee powder more uniform and efficient. 6、Ergonomic Handle: The 51mm 2 ears coffee bottomless portafilter adopts an ergonomic design, ensuring comfortable grip and stable operation.