Pro-Down Pro Style Down Box is used on football fields across the USA. And it s easy to see why. Patented digital number system is operated by a simple lever and highly visible 12.5 numbers change simultaneously on both sides locking in place. Constructed of self-contained high impact plastic parts that are ultrasonic welded. Closed-cell lightweight foam padding on both down indicator and pole reduce the risk of injury providing optimum safety should the action veer to the sidelines.