dumbbells seated triceps extension

How to do this exercise

1. Step:1 Sit on a bench with your back straight and feet flat on the ground.
2. Step:2 Hold a dumbbell in both hands with an overhand grip, and raise it above your head.
3. Step:3 Bend your elbows and lower the dumbbell behind your head, keeping your upper arms close to your ears.
4. Step:4 Extend your arms and raise the dumbbell back to the starting position.
5. Step:5 Repeat for the desired number of repetitions.