19 Bestsellers to Snag Before Amazon Prime Day Ends

Stila Stay All Day Waterproof Liquid Eye Liner ($12, originally $24)

The Stila Stay All Day Waterproof Liquid Eye Liner is also on sale and it's one of the best liquid liners on the market. No matter how many tears flow, it will not budge. It has a felt-tip applicator that helps distribute the dark, smudge-proof formula perfectly. At this price, you might as well add a few of these to your cart.