Revlon's Colorstay 16-HOUR Eye Shadow features a set of four enduring shades. These eyeshadows can be effortlessly layered together to achieve chic and modern aesthetics. The innovative Colorstay™ formula ensures the colors maintain their vibrancy and consistency for as long as 16 hours. With a smooth texture, blending is a breeze, allowing for seamless integration with additional shades. It is designed for use with both a shadow brush and a blending brush. Ophthalmologist approved for safety.