Attaches to KBrakes 512 and KBrakes HiStops and allows drummers to play on Hard Surfaces such as wood floors, cement, tile, linoleum and more without a rug. Equipped with a cleanable non-slip washable tacky bottom that locks your drum kit in place on any hard surface. The perfect add on accessory for a clean aesthetic looks and great for drummers that are tired of lugging around a dirty drum rug from venue to venue or want the choice to not play on a drum rug. To clean Grips and keep tacky use soap and warm water and let air dry. Can stay attached and fold flat with your KBrakes 512 for easy packing your drum in its case. Set of 2 comes with reusable covers to keep bottom clean and sticky for use over and over again.