Lying Rear Delt Raise (Dumbbell)
Also called Lying Rear Delt Raise, DB Lying Rear Delt Raise
How to do it
Lie chest-down on a flat or slightly inclined bench with a dumbbell in each hand hanging below your shoulders. With soft elbows, raise both arms out and slightly back until they form a T, squeeze the rear delts, then lower slowly without shrugging.