dumbbell one arm wrist curl

How to do this exercise

1. Step:1 Sit on a bench or chair with your feet flat on the ground.
2. Step:2 Hold a dumbbell in one hand with an underhand grip, resting your forearm on your thigh.
3. Step:3 Allow your wrist to extend, letting the dumbbell roll down towards your fingers.
4. Step:4 Slowly curl your wrist back up, bringing the dumbbell towards your forearm.
5. Step:5 Repeat for the desired number of repetitions, then switch to the other hand.