Amazon offers the Chemical Guys Grit Guard in Blue for $4.63 $4.89 with free shipping via the steps below. That's a buck under our mention from last May and the lowest price we could find by $9 in any color today. It fits the bottom of any 3- to 6-gallon bucket to trap debris in the bottom. To get this deal:
  1. View the Chemical Guys Grit Guard for $6.61 $6.99
  2. clip the 15% off coupon on the product page
  3. check out via Subscribe & Save for a final price of $4.63 $4.89 with free shipping
Note: Be sure to cancel Subscribe & Save after your item ships to avoid being billed for future shipments.