Back Balance Drill

Posture: Belly in, neck tall, chin back.
Arms: Relaxed at sides.
Shoulders: Release all tension.
Head: Still, looking straight up.
Back: Press spine into the water between the shoulder blades. Do NOT arch your back.
Legs: Kick gently and compactly, keeping thighs and feet near the surface.
Breathing: Controlled swimming breathing: out through the nose, in through the mouth.