Standing up with the dumbbells in an overhand grip. Feet hip width or slightly wider, lifting your arches slightly while maintaining contact with the big toe. Soften the knees and sit back into the hips (push butt towards wall behind you).
Lean forward till the chest is either parallel or slightly above parallel to the floor, maintaining a neutral spine. Draw shoulders back so they sit in the joint. DB Relaxed with the thumbs pointing forwards.
Note:To prepare any back exercise you can relax dumbbells by your side and externally rotate them until your shoulder are back and down then return to starting position