 He would like to wear this all the time, but it's impractical. And so very religious Jews wear a smaller one underneath their clothing, the hole in the middle so their head can come through. It's like a poncho in front and in the back, but they let the strings tassel out of their trousers so that in whatever direction they go, they may keep a reminder. Whatever direction you go, keep the commandments of the Lord that you have bound yourself to. Men stand at one side, women stand on the other.