★Strengthens your core in an effective and safe way, helping you to burn calories, improve your abdominal endurance and build a six pack.★Dumbbell training can also increase muscle strength and endurance, because you must balance your body with dumbbell trainingName:DumbbellMaterial:Full cast iron natural soft rubberColor: Black weight:2.5 kg , 5 kg , 7.5 kg , 10 kg , 15 kg , 20 kgPackage includes:1 Pair DumbbellsApplicable people: all peopleFunction: Modifies muscle lines, making the whole body muscles stronger.Note:Since the size above is measured by hand, the size of the actual item you received could be slightly different from the size above. Meanwhile, please be reminded that due to lighting effects, monitor's brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item.★Suitable for full body workouts - suitable for bodybuilding, muscle conditioning, basic and balance training, home fitness and rehabilitation. Perfect dumbbell for men and women of all ages.