Bring on the tank tops! Beautiful sexy backs are all about having strong lateral muscles and defined shoulders. Not only will you look sleek and fierce, but you’ll feel seriously powerful with this back toning workout.

It’s just four moves to target key back and shoulder muscles. This workout is designed to adapt to all fitness levels, so whether you’re a beginner or a gym veteran, you can use these four basic moves to tone and define your upper and middle back.

So bring out your tank tops and get ready to show off a sexy powerful back!