Strengthened and clearly defined muscles in the chest, shoulder and arm area are best achieved with an effective dumbbell workout. The E-Series dumbbell set 25 mm, plastic, 30 kg from Gyronetics offers you the basis for a varied and efficient workout. With the 28 kg weights and the bars weighing 1 kg each, you are well equipped to carefully build up and steel your muscles over months. With their practical plastic casing, the weights do not leave any scratches even on sensitive floors.