Any sign of reaction to the chemicals intended for use means that we do not proceed with the service our starting price for a full color is based on the use of three ounces of product per service any additional color is an extra 10 per ounce for highlights or lowlights we have a base price of 1 color foils and charge extra if it is a multi color foil application any additional color is an extra 10 per color all color services is not include a blow drywe mix ounce of color and oun