Whether you’re getting a head start on your holiday shopping or simply need to overhaul your makeup stash, Tarte is here to save the day. The cult-favorite makeup brand, which is known for being environmentally conscious and cruelty-free, is celebrating its birthday all week – and today, that means it’s offering fans huge discounts on its beloved products, with full-size palettes for as low as $18, travel sets for $9, and much, much more. To help you stock up before the sale ends at midnight on Wednesday, we’ve rounded up the best deals — all of which are going straight into our shopping carts.