Known as the Dumbbell Prone Incline Curl, this is a curl variation using a dumbbell, performed incline. Working the biceps through flexion, this curl relies on a dumbbell for resistance. It's commonly used to correct strength imbalances between the left and right side.
Log your dumbbell prone incline curl sets in 1RM.fit and watch your estimated 1RM update automatically as you get stronger.