The vinyl-coated cast iron dumbbell is an excellent tool for strengthening upper body muscles such as shoulders, back, and chest. Dumbbell exercises are among the most versatile forms of physical activity. They are designed for strength training, overall development, and rehabilitation. The dumbbells have a cast iron filling and a colored coating. The vinyl coating significantly extends the lifespan of the products and gives them an aesthetic appearance. The special shape prevents them from rolling on the floor. Thanks to their soft surface, they also do not cause damage if dropped. A special non-slip surface is suitable for hours of training.