Flat Bench Pressing Builds a Foundation of Strength. Dumbbell Flat Bench Pressing allows a greater Range of Motion Utilizing Stabilizing Muscles Preventing Injury and Producing Unilateral Real World Functional Strength. With a Flat Bench Workout Outer Chest with Dumbbell Flyes. Blast your Chest with Dumbbell Workouts on a Flat Weight Bench for a Ruthlessly Effective Pec Training. FREE Shipping in the Contiguous United States!