This RBL Products RBL-128 SOUND DAMPING SHEET 12X12 6/CS is a sound dampening sheet that is designed to reduce noise and vibration. It is made of a durable, noise-cancelling material that can be used to reduce sound levels in a variety of applications. This sheet is easy to install and can be used in a variety of settings, such as offices, schools, and factories. It is also a great option for reducing noise in vehicles. This RBL Products RBL-128 SOUND DAMPING SHEET 12X12 6/CS is a sound dampening sheet that is designed to reduce noise and vibration. It is made of a durable, noise-cancelling material that can be used to reduce sound levels in a variety of applications. This sheet is easy to install and can be used in a variety of settings, such as offices, schools, and factories. It is also a great option for reducing noise in vehicles.