For the many of us who sit at desks every day, we usually need a reminder to sit up straight. This viral Instagram device sticks on your back just below your neck and monitors your posture. When you start to slouch, it sends a vibration right up your spine. To really feel a difference, you’ve got to commit to using it every day for two weeks. So, does it actually work? Before you buy, let Glam Lab try. Check out the latest episode so see the results!