Finer Form Gym-Quality Sit Up Bench - Solid Ab Workout Equipment for Your Home Gym. Get a Great Abdominal Workout at Home 1.High-quality material: The dumbbell bench is made of commercial thickness steel and has been tested thousands of times to ensure that each exercise is safe, not a false bench. 2.Quick Adjustment: The dumbbell bench is designed with a backrest position and a seat position for full-body exercise. You only need to pull the support rod and adjust it to a position that suits you, and everything is done! 3.Fashionable Adjustable: The dumbbell bench has a stylish design, a …