The speaker shock base pad is used between and ground, and plays a important role in reducing booming and protecting your hardwood furniture or laminate floor from cone point feet or spikes. High-quality materials for better effect, quality and base pads. High-grade plating, beautiful and bright, with good , not easy to be scratched. These are universal base pads, suitable for all speaker and cone point feet, help to keep the tones more focused and less noise.Suitable for speaker, amplifier, DVD player, turntable recorder, Chassis, Inst ent, etc. Material: Aluminum alloy colour: Black Package Contents: 4 x Speaker foot pads Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.