General description The Hifi Audio Speaker AMP CD Spike Base Pad Isolation Feet are designed to enhance sound quality by providing a stable and effective base for your speakers. With a unique construction that combines stainless steel and graphite, these pads significantly improve the density and texture of sound, allowing for a richer audio experience. Technical specifications Base size: 39mm (diameter) x 13mm (height) Material: Stainless steel + graphite Allowed measurement error: +/- 1-3cm Package Contents 4 Speaker Base Pads Other information Note: Light and different displays may cause the color of the item in the picture to differ slightly from the actual product.