mueller french press double insulated 304 stainless steel coffee maker 4 level filtration system, no coffee grounds, rust-free, dishwasher safe mueller austria put a little magic back in your mornings with hand-pressed mueller french press coffee (and tea!) brewer. watch a column of water disappear and transform into a floating column of coffee as you press. take control with hands-on brewing that combines handcrafted coffee with truly morning (and pre-caffeine) friendly convenience: just add hot water and coffee, press, and pour.