Valspar Marbling Stain is a water-based, decorative finish that gives concrete the look of fine Italian stone. This product etches and stains concrete in one step to help users save time. Easy Application – Etches and stains in one step to help users save time.Luxurious Look – Transforms concrete to the look of fine Italian stone.Lasting Results – Penetrates concrete to lock in rich color and marbled effect.