Ilia Defining Lip Brush $28.00 OS / No Color - $28.00 Quantity This product is currently sold out. Please fill in the form below if you'd like to be notified when it becomes available. Ilia's Defining Lip Brush was designed with the mouth's shape in mind––with a wide brush base to apply color in a single swipe, and a defined tip for those hard-to-reach corners. Comes with a protective cap for on-the-go touch ups. Vegan.