Provide sonic isolation between your drums and whatever they"re resting on. * 23.75-Inch x 23.75-Inch x 1-Inch * Enhances sonic clarity of drums and percussion by eliminating sympathetic resonances within the rooms sub floor and superstructure * Yields a tighter, more precise bass response while un-masking otherwise obscured higher frequencies * Limits sound transmission from room to room by minimizing direct mechanical vibration between the sound source and the building as a whole.