bare Minerals® The Blender Brush. Ask any makeup artist. The secret to getting a professional eye look is blending, blending, blending! This genius brush, specifically engineered to create a natural gradient of colour, does all that work for you. bare Minerals® The Blender Brush's fluffy, rounded end fits snuggly in the eyelid contour, sweeping colour into the crease as well as slightly above & below it for seamless look.