Softback Sanding Sponge 02602, 4 1/2" x 5-1/2", Superfine, 20 sponges/box Superfine ranges from grade 500 to 600. Flexible foam pad enables user to sand hard-to-reach areas such as headlight openings, around door handles, door jambs, etc. Helps to eliminate finger marks and can be used wet or dry. 2602