GAIA III Speaker Isolation FeetThe Gaia III speaker isolators are sold in singles or a pack of 4, which includes enough for 1 Speaker. Gaia III isolators are constructed of machined Stainless Steel and designed to support 70 lbs or less per pack. IsoAcoustics patented design provides a high degree of speaker isolation while resisting lateral movement and oscillations, to maintain alignment with the listening position. Internal reflections from the hard supporting surface are