HOS-D018 Steel Chrome Dumbbells are crafted from robust steel and undergo chrome - plating treatment on the surface. The chrome - plating process not only endows them with a stylish and eye - catching appearance but also enhances their anti - rust and wear - resistant properties, enabling them to easily withstand long - term and frequent use. Moreover, they are suitable for a variety of training scenarios. Whether in a professional gym or a small space at home, they can assist you in carrying out diverse strength training exercises.