Pair Rockville RRS190S Foam Studio Monitor Isolation Pads 7.5" x 9.5"/3 Angles Easiest and affordable way to improve your studio monitors sound. Decouples your studio monitors from desktops and monitor stands for accurate reproduction. Each package contains 2 Isolation Pads - enough for 2 studio monitors. Handsome charcoal gray color. 2-part angled design provides you with a wide range of tilt options, including flat, +/-4 degrees, and +/-8 degrees. Supports up to 100 lbs., so they can isolate a variety of studio gear. 3 Angle High quality, High Density Foam. Eliminates vibrations and unwanted noises in your studio Rockville isolation pads are designed to acoustically isolate your studio monitors. They were designed to work in studios and give studio quality sound; however some customers will also use them for high end home theater setups. Typically when speakers are placed on hard surfaces, they can vibrate. The vibrations cause the speakers sound to become inaccurate, unfocused and lose their musical transparency." The Rockville Isolation Pad package includes a pair of high-density acoustic foam pads with multiple angle inserts that allow you to fine-tune your speakers positioning. Though conceived and designed for studio monitors/speakers you can decouple and isolate any sensitive studio device such as DVD players, turntables and laptops.