The Sienna Miller–Approved Brand You Don't Know Yet (but Should)

If you aren't familiar with Swedish retailer Lindex yet, allow us to introduce you. The affordable brand has nearly 500 retail stores across Europe, but it hasn't quite made a major splash stateside yet. But thanks to a super-cute '70s-inspired spring ad campaign starring none other than Sienna Miller, we're definitely taking notice. 

Scroll down to see Sienna Miller's new Lindex campaign and shop our favorite picks from the brand!

Have you shopped at Lindex before? Tell us in the comments below!