This high-quality dumbbell set is made of concrete weight plates with a chrome finished bar. It comes with different sizes of weight plates so you can adjust it to the desirable weight. This weight plate set features 2 pairs of spinlock collars and a non-slip grip to provide you a safe and secure exercise experience. It is great for your upper body workouts, which helps tone and sculpt your arms, shoulders, back and strengthen muscles. With this dumbbell set, you can exercise at home, in the office or any place at any time. This 12-plate dumbbell set has a total weight of 20kg/44lb which can be easily adjusted with spinlock collars according to your training intensity. The adjustment weights of a single dumbbell range from 0.5kg/1lb (no plates attached) to 10kg/22lb (all the plates attached), which is very easy to use even for fitness beginners. Enjoy having a complete weight set in your home gym!