Technically, the Zara pants at the centre of a new internet phenomenon are called "flowy wide leg pants." But on social media, they're better known as "death trousers" because people keep tripping and falling.

Technically, the Zara pants at the centre of a new internet phenomenon are called "flowy wide leg pants." But on social media, they're better known as "death trousers" because…

Zara's viral pants have shoppers sharing fall videos online. Designers explain why the trend is back and how to style it without tripping.