that is, if you see a ball bouncing in front of you and then turn to the left, you can still sort of see that the ball is still bouncing over on the right. let me know if there’s anything i missed! i am happy to say that it was one of the best decisions i ever made. continuing to grow and get stronger every day. they mount and dismount easily (i don't use the stabilizing lower clip) and the side pockets are convenient. the advantage of this idea is that it could be a lot cheaper to make calls. 