Wearable tech is having a moment.

Partly based on early reads about the success of Meta's Ray-Ban glasses, Meta just signed a 10-year lease for a physical store in Manhattan that will sell them. Meanwhile, Apple is set to launch its own competitor smart glasses soon, while Google is teaming up with Warby Parker on a similar product.

But wearable tech, especially targeted toward a mainstream or fashion audience, has been hard to crack. For every successful product like the Meta Ray-Bans, there have been expensive flops like Google Glass and Apple's Vision Pro. For the Glossy Podcast, senior fashion reporter Danny Parisi, international reporter Zofia Zwieglinska and editor-in-chief Jill Manoff were joined by wearable tech expert Janey Park to discuss why some products take off and others fail.

We broke it down into five rules for a successful wearable tech launch.