If you're new to DIY lash extensions, 12mm is your perfect starting point. It’s the most natural-looking length in our collection—subtle enough for everyday wear, yet still gives your eyes that soft, lifted effect. Not too short, not too dramatic, 12mm strikes the ideal balance, making it our most popular and universally flattering size. Whether you're easing into lash clusters or just love a barely-there beauty boost, 12mm is the go-to for effortless, no-fuss glam.