1Premium Material: Speaker isolation feet are made of aluminum alloy with high hardness and high density, providing low harmonic vibration point, and high damping. 2Enhanced Sound Quality: With a thick sense of density and improved high frequency lines and texture, the foot pads maintain a low volume sense while extending wider at both ends. 3Easy Installation: Speaker isolation spikes are designed for easy installation without the need for drilling, and avoid most of the vibrations that would destroy the bottom layer. 4Acoustic Feedback Reduction: Isolation feet pad helps pause acoustic feedback from speakers or subwoofers, isolating vibrations to create a more focused, lighter, and less noisy sound experience. 5Versatile: Suitable for a wide range of equipment including speakers, power amplifiers, instruments, turntables, CD DVD players, burners, DACs, and more, the isolation feet offer versatile compatibility. 4 x Speaker Isolation Pads 8 x Screws