Instead of standing, sit upright on a flat bench.
Without moving your upper arms, bend your elbows and lower the bar.
Keep your core stiff.
Your forearms should be at least parallel to the floor.
Swiss-ball EZ-bar overhead triceps extension
Instead of standing, sit upright on a Swiss ball.
Keep your upper arms still, bend your elbows, and lower the bar until your forearms are at least parallel to the floor.
Sit up tall and straight.
The bar should be above your head with your arms straight.
Keep your core braced.
Don’t lean forward or back