ABN Grit Guard Insert Two-Bucket Car Wash Tool Removes Dirt & Debris from Wash Mitt - Blue This is a must have tool for anyone who uses the two-bucket wash method, the ideal way to wash your vehicle The raised radial surface sits above the bottom of the bucket The ABN Grit Guard allows the user to rub the dirty wash mitt on it to remove dirt and debris, while also trapping the dirt and debris below the Grit Guard Removing the dirt and debris from your soap mitt will prevent scratches and swirls! The dirt and debris will settle at the bottom of your rinse bucket allowing for the perfect car wash Grit Guard: 2-1/2 inches tall. Diameter: 10-3/8 inches. Color: Blue.