Look, if you want your lashes to look absolutely amazing, you need to check out Rimmel London's Ultimate Boost Volume Primer. This little 12ml tube is basically like a pre-game for your lashes before mascara. What it does is pump up the volume and give you this solid base that makes whatever mascara you put on top work way better. Your lashes end up looking longer, thicker, and healthier too – which is pretty cool.The best part? Your lashes actually feel good, not all crusty or clumpy. It goes on super smooth and light, nothing heavy or weird. Just swipe it from the roots to the tips, wait like 30 seconds for it to dry, then hit it with your favorite Rimmel mascara. That's it. Your lashes will look killer, and honestly, people will notice.