What it is: An eyeshadow pencil that transforms or enhances your natural eye color with one easy step. What it does: Long-lasting color glides on and stays in place for up to 10 hours. Infused with synthetic sapphires, mineral soft-focus effects transform and enhance eye color for a range of looks. How to use: Make sure your pencil is as sharp as possible. Run the pencil along the lashline and sweep, blend or smudge upward and outward across the socket using your finger. Work quickly as the formula will set after 30 seconds. Finish your look with mascara. Style Name: Charlotte Tilbury Color Chameleon Eyeshadow Pencil. Style Number: 849319. Available in stores.