FOB Custom branded Stainless Drip Filter, 
 (double floor filter for better extraction)
Med/ large size. 
Makes enough coffee for 1 large cup or 2 small ones.
 
Simply :
Place filter on top of cup
Put 5 teaspoons (or 4 heaped teaspoons) of coffee in filter
Fill with Hot Water.
 
Dishwasher safe