Develop new plays and formations and teach them to the team before a big game using the Pro Down Adjustable Linemen Splits Marker. Whether you re teaching offensive linemen and defensive backs new splits or helping running backs find the hole without worrying about being tackled your team can be ready to execute new motions when they hit the gridiron for the next game. It s easy to set up custom formations and form new plays by rearranging the labeled removable position indicators on this marker allowing players and coaches alike to develop a strategy that can confuse the opposition.