GRIT GUARD Features of Grit Guard: Separates the grit from the mitt Breaks dirty water into four quadrants, which keep dirt and grit at the bottom of the bucket Fits most 3.5 gallon, 4 gallon, 5 gallon and 6 gallon buckets Radial surface extracts contaminants from wash mitts, brushes, and other cleaning tools The easy solution for a scratch-free wash PRODUCT DESCRIPTION: Fits in the bottom of your bucket and cleans your wash mitt, brush, towel, or other washing utensil to save your paint from swirl marks and scratches. The simplest and most cost effective method for protecting your precious painted surfaces from being scratched while washing your vehicle. Separates the grit from the mitt. Grit Guard prevents the swirl marks in your paint, caused by improper washing. The products radial designed surface extracts particles such as dirt, grit, and grime from your wash mitt, providing a clean, scratch-free wash mitt, every time you go back to the bucket for water. Once dirt settles to the bottom of the bucket, the Grit Guard keeps it there by separating the wash water into four quadrants, so the water cannot be disturbed. Grit Guard is not a gimmick; it is common sense…when your mitt is in the water, the fibers are fluffed up. When you rub your mitt against Grit Guard in the water, the fluffed up fibers allow for the Grit Guard to extract the dirt, grit, and grime. Works amazingly well for tile grouting!