This event will be conducted as a relay, with each team member swimming 50 meters in the following order.
Each team member must wait until the previous team member touches the edge of the pool to start. Time will begin at the judge's start signal and will stop when the fourth person touches the finish mark. Lanes will be clearly marked, and each swimmer must stay in his/her designated lane.
Disqualification of the entire team will result if any team member starts before the previous team member touches the edge of the pool, or if any team member leaves his/her lane and interferes with the progress of any other swimmer.