It’s crazy what technology can do—not just in the realm of phones and gadgets but in the beauty industry, too. For instance, there’s a Shiseido store in Japan that has a Digital Cosmetics Mirror that lets people try on makeup without actually applying it to their skin.

At Living Proof, our scientists are using advanced technology to create the solutions to the most vexing beauty problems out there. However, we understand that there’s always that one old-fashioned product that you still hold near and dear to your heart.

So we want to know, what are your favorite “outdated” products?