Yellow Concealer Mary Kay Waterproof Concealer Long lasting creamy concealer covers minor imperfections for all skin types Waterproof Suitable for sensitive skin including skin around the skin dermatologist tested lightweight select a shade that best matches your skin tone to even out skin. New never used No Box Yellow color correcting concealer can be used to cover up any blemish that's purple in tone. Bruises, veins, and under eye circles can be hidden with a yellow spot concealer.