ORIGAMI dripper M, with deep vertical groves and vivid coloring looks like a real piece of origami paper art. Origami Coffee dripper has 21 ribs ,creating space between the coffee paper and the dripper, allowing the hot water to flow unobstructed to brew great coffee. And just as with the cups, there is a colorful selection to choose from. The ORIGAMI AS holder also has 20 grooves, like the ORIGAMI dripper, allowing the ORIGAMI dripper M to be safe, stable as it suits the holder beautifully. This avoids the issue of tilting the ORIGAMI dripper M, which can result in a brew that is inconsistent. This holder is made of plastic, ensuring that heat is not transferred from the dripper to the holder during the brewing process, the different material used in the dripper and holder helps avoid heat loss. Suitable for use in microwave/oven/dishwasher Use Kalita Wave filter (185)/ Hario V60 filter (02) or other cone-shaped filter.