What it is: A versatile brush that can be used with all Clinique liquid, powder, cream and stick foundations to buff and blend to perfections.What it does: Made with densely packed bristles, it gently buffs foundation into skin to create a smooth, even canvas. It features unique antibacterial technology to help ensure the highest level of hygiene. How to use: Apply your chosen foundation to your face, then use the brush to blend to a flawless finish using soft, circular motions.