WHAT IT DOES: Blends eyeshadow BEST FOR: Shadow-transition blending BRUSH DENSITY: Very fluffy USE WITH: Powders TECHNIQUES: Sweeping and buffing Details The M333 Large Rounded Blender Eyeshadow Brush is your transition blender. Use it on your lids and in your creases with back-and-forth sweeping motions to effortlessly diffuse color for seamless effects.