Bum lift jeans: I tried on 132 pairs Shadé Owomoyela On the hunt for the best bum lift jeans? Well, you're in the right place. We tasked one Cosmo UK staffer with the challenge of trying on as many jeans as possible in the hunt for the perfect butt-hoicking pair. The verdict? 132 pairs later, she reckons she's found the perfect fit, plus has 8 top tips from another fashion expert on how to find the right pair for you.