Cover Up Spray 400 ml is a water-based concealer designed to hide blemishes, scars, and last-minute stains with a smooth, matte finish. Itâs available in Cover Up - Black for adding definition to dark legs and Cover Up - White for brightening or whitening socks, legs, and other areas.. Size: 400 ml spray can. Colors: Cover Up - Black and Cover Up - White. Formula: Water-based, long-wearing. Finish: Matte, natural-looking. Coverage: Conceals blemishes, scars, and stains; builds with thin, even layers. Application: Quick and easy to apply in short bursts; blends smoothly for seamless coverage. Use cases: Black for adding definition to dark legs; White for brightening or whitening socks, legs, and other areas