DESCRIPTION:AQUA MIX GROUT COLORANT is an easy-to-use waterborne epoxy that re-colors, seals and rejuvenates existing grout joints. Also simplifies ongoing grout cleaning.Aqua Mix Low VOC (Volatile Organic Compound Formulas) help provide better indoor and outdoor air quality compared to similar traditional products. 55 grams of VOC"s per liter of material.USES:Sanded, un-sanded and epoxy grout joints. Effective for interior and exterior applications.