Dumbbell Lying Floor Skullcrusher

Instructions

1. Lie flat on the floor with a dumbbell in each hand, arms extended straight above your chest.
2. Keeping your upper arms vertical and elbows fixed, hinge at the elbow and lower the dumbbells toward your temples.
3. Stop just above the floor to maintain tension on the triceps.
4. Press the dumbbells back up to the starting position by extending the elbows.
5. Repeat for the desired number of reps.