IsoAcoustics GAIA II Isolation FeetGAIA II GAIA II Isolation Feet from Isoacoustics are designed for floor standing speakers and subwoofers weighing up to 120 lbs (54kg). Finished in an elegant, machined dark chrome metal housing, the GAIA II incorporates IsoAcoustics patented design principles to deliver extraordinary acoustic results. GAIA II provides a high degree of isolation while resisting lateral movement and oscillations to maintain alignment with the listening position.