Relaxed easy breathing – not forcing your head out of the water.
High head position- Not burying your head. If you do then have to turn head 90 degrees to breathe
Slow head movements- not jerking when breathing.
Symmetrical stroke – check stroke count on each arm is the same per length when single arm swimming. The arm that does not catch the water can be 2-4 strokes more.
Streamlined and balanced- each side should be the same as the other.
During breastroke power should come from the legs and not the arms.
Good smooth movements not stop start causing strain. – You may feel you move forward with each stroke then stop momentary before the next stroke.

