Mothers California Gold 3 Clay Bars $12 at Amazon $12 $27 Amazon has the Mothers California Gold 3 Clay Bars (07242) on sale for $12 with free shipping on $35+ or with Prime. Used to safely lift paint overspray, industrial fallout, brake dust, tree sap, acid rain and bonded debris. $12 retail: $27 Posted by Faraday05/15/2026 at 03:35 PM PT