High Quality Material: The bottomless filter holder is made of stainless steel with a fine hole filter basket, even filtering of the coffee powder, durable and high work efficiency. Special Design: Ergonomic handle, comfortable to hold. Bottomless coffee handle suitable for universal semi-automatic coffee machines. Compatible with: Delonghi ECP31.21eco310eco35.31 machine. Flat and smooth base distributes force evenly and makes it easy to tamp down coffee. Freely Detachable: It can be easily detachable that as a replacement part of the coffee machine. It does not take up space, easy to carry and easy to clean it.