Not maintaining proper sitting and standing posture can come back to haunt you down the line. The Smart Back Brace is an iOS and Android compatible wearable device that measures posture by how your body pulls on its straps. It has an app that tracks your progress. When you slouch, the SBB vibrates to alert you.
The SBB weighs only 6oz and has a battery life that lasts for 7 days. Its straps are adjustable to fit most body types.[where to get it]