Pink Flash Lasting Matte Concealer can be applied beautifully and successfully conceal imperfections like dark circles, acne, and acne scars. It also makes the face look light and natural. Pink Flash Lasting Matte Concealer is a cosmetic product that can be applied beautifully and successfully to conceal imperfections such as dark circles, acne, and acne scars. It also makes the face look light and natural. Pink Flash Lasting Matte Concealer is specifically designed for brown skin consumers.