The Dumbbell set uses steel material as bars for a strong and durable use. It has great capacity and will not get damaged easily. It is a perfect choice for home exercise, saving the time and energy for you to go to a gym. Material: solid steel with chrome polished And unisex. In-Box Contents : 1 Gym Bar and 2 locks. Perform a total body workout at the convenience of your own home. Workouts such as squats, dead lifts, rows, bench, presses, cleans, etc  will provide fast and effective results.