PEAK Wash & Dry Value Pack Thousands of microfibers trap more dirt, grime and residue Sponge with scrubber edges: Scrubber material removes bugs, tree sap and grime Windshield & Glass Cloth: Eliminates window film and residue on glass and mirrors Drying Towel: Dries lint free and microfiber absorbs water 3x's faster than cotton towels Retains over 7x's its weight in water