Described as a disposable French press. Inside the pouch is a filter with 26 g of freshly ground specialty coffee. To brew 3 cups of coffee, all you need is to open it, pour ½ L hot water into it, and let it brew 5-8 min.

http://www.growerscup.com/eng/

(And since someone will ask - 45 grams)
_________________________
http://exploriment.blogspot.com/