Firmly supports a player standing on top, but dislodges and separates from the smooth, low-profile bottom plate upon contact from sliding players. Allows umpires to easily make calls as the play progresses. Design and Details: Top reconnects to the underplate in seconds after the play ends Heavy-duty rubber pad withstands the traffic of spiked shoes as players run the bases Steel double anchor system keeps the extended base aligned properly 1 Orange and white dislodging double first base, 1 steel double anchor, and 2 base plugs included Additional Details: Official 15"x30" double first base size meets league requirements and complies with Little League(R) rule 7.1