The traditional paint roller hurts. E-Roller Takes the Pain out of Painting...It is patented to take the very familiar pain away from your wrist, allowing you to use your major muscle groups instead. All home painters are familiar with the wrist pain that lingers for days after the painting is finished and many professionals have carpel tunnel to prove it.The E-Roller was inspired during a painting project in my own home. Shortly after beginning to paint with a traditional paint roller, my wrist starting h...