For example,
If your left hand was doing the lifting:
The right hand would be grabbing the top right of the bench, the right knee would be on the bottom right corner of the bench, your left leg would be to the straight, to the side, and you would grab the dumbbell and lift it up with your left hand.
What is this exercise called and what does it work?

For example,
If your left hand was doing the lifting:
The right hand would be grabbing the top right of the bench, the right knee would be on the bottom right corner of the bench, your left leg would be to the straight, to the side, and you would grab the dumbbell and lift it up with your left hand.
What is this exercise called and what does it work?

For example,
If your left hand was doing the lifting:
The right hand would be grabbing the top right of the bench, the right knee would be on the bottom right corner of the bench, your left leg would be to the straight, to the side, and you would grab the dumbbell and lift it up with your left hand.
What is this exercise called and what does it work?