Preacher Hammer Curl (Dumbbell)
Also called Preacher Hammer Dumbbell Curl, DB Preacher Hammer Curl
How to do it
Rest both upper arms on a preacher pad and hold a dumbbell in each hand with palms facing each other. Curl both bells toward your shoulders while keeping the upper arms planted, pause, then lower slowly until the elbows are nearly straight without forcefully locking them.