Meguiar's Hi-Tech Sanding Backing Pad (Two Pack) will evenly distribute hand pressure across the face of finishing paper for a perfect and even finish on flat or curved surfaces. Constructed from closed cells for a durable pad with supreme flexibility. Can be used as a squeegee to dry surface after wet sanding. Evenly distributes hand pressure for a perfect and even finish. For use on flat or curved surfaces. Two Pack. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.