Trish's Angled Contour Brush boasts a handcrafted, precision-cut, dual-purpose design to deliver full-coverage eyeshadow application with its flat side and crease contouring with the angled tip. How to use: Press the brush into eye color. Tap off excess and test the color on the back of your hand to ensure you have the desired amount of pigment. For a full-coverage eye shadow application press the flat side of the brush onto the eye. By Trish McEvoy.