Sanus Euro Series 20 inch tall small to medium bookshelf speaker stands - EF20B (Black) For bookshelf speakers up to 25 lbs Resonance-damping rings isolate vibrations for proper acoustics Concealed wire path easily hides & organizes cables Neoprene speaker pads create a non-slip surface & increase sound quality with acoustic isolation High-mass, cast-iron base includes rubber feet & adjustable carpet spikes for stability on any surface