This is the MUST HAVE backing plate for those using microfiber cutting pads. We have experienced like most on DB microfiber pad separation. We have seen pads separate after even just one use. Trust me, we have a heavy handed polisher on our crew, we have seen it. We were able to get the folks at Uber Car Care to make us a vented backing plate. The Uber Vented Dual Action Backing Plate reduces the amount of retained heat via the 5 cuts on the backing plate. In doing this we have seen the life of our microfiber pads increase greatly. Pick one up today. The Uber 5 inch Vented Dual Action Backing Plate