Field Coffee Master combines two coffee brewing methods, and the built-in filter cup can be taken out and used independently. Drip filter brewing method also available. The kettle can be directly heated by open flame. The top dripper is a single-hole type, which gives well control to the dripping speed. The filter cup and hanger can be placed into the kettle together, and the water capacity is about 4 cups of coffee. The grip position can be easily disassembled and stored in a mesh bag to keep the kit neat.