Dark circles. Those pesky, disfiguring circles that comes on display as a dead give away for a few extra cocktails at happy hour.

Got allergies that make you sneeze through the night? Red-rimmed eyes, Puffiness? With these simple tips, you can easily make all of these disappear with the right under-eye makeup application.

Heres a break down of some of the best concealer hacks. Like why you should apply foundation first and the life-changing triangle trick.