Primula Pour Over Coffee Maker, makes delicious coffee brewed directly into your mug in three minutes (mug sold separately). Place regular ground drip coffee inside the filter, and place in the holder. Set Pour Over coffee maker on top of any mug and begin pouring hot water directly in to the center of the grounds. When the desired amount of coffee has brewed, stop pouring and let remaining water drip through the filter. Enjoy a delicious full bodied coffee brewed directly in your cup. Comes with a double lined stainless steel filter, and heat resistant borosilicate glass cone. The universal holder fits most standard size mugs. Dishwasher safe.