This is the Norton RED BUFFER pad.
Sold by the case (5 pads in a case).
SIZES; 21" to 28" (3-1/4" removable center).
Generally used where a high gloss finish is desired when dry or spray buffing. it can also be used in light cleaning appleications.
These pads are dipped not sprayed which makes for a longer lasting pad.
The 23" to 28" are a non stock item so allow an extra 3-5 days for delivery.