Amazon offers the Chemical Guys Premium Grade Microfiber Applicators 8-Pack in Blue, model no. MIC_292_08, for $5.82. Order via Subscribe & Save to cut the price to $4.95 and bag free shipping. That's the lowest total price we could find by $3. These fabric-wrapped sponges are machine washable.
Be sure to cancel Subscribe & Save after your order ships to avoid being billed for subsequent shipments.