Cement Colors are synthetic mineral oxide additives that are durable and alkali and ultraviolet resistant. Use for coloring Sakrete Concrete, Mortar and Sand mixes. Features: Alkali and ultraviolet resistant Gives uniform color throughout mixed cementitious material Can be mixed with concrete mixes, mortar mixes, sand mixes and most cement based products Use For: Driveways, slabs, patios, walkways Stuccos Curbs Stairs RampsCement Colors are synthetic mineral oxide additives that are durable and alkali and ultraviolet resistant. Use for coloring Sakrete Concrete, Mortar and Sand mixes.