This is a 20kg boxed DUMBBELLS set, that is perfect for users at all levels, beginners to professionals.  If you’re looking for a set of heavy-duty dumbbells that will get your workout done, look no further. This 20kg boxed set is perfect for users of all levels, and it comes with a lifetime warranty. when you buy this, you have space to add  to the weight or reduce it all by your self, When you need flat Tommy or 6 pack, this is complete strength training set for you. It comes with rubber in the middle for soft grip. Comes with 2 bars , 4 screw lock , weight plates 1.kg and 2kg, combination.. ideal for many type of exercise, bicep and triceps curls extensions , shoulder press to form a stronger shoulder,. aim your arm by increasing the weight of the bow Indirectly, you may burn more fat in your body. This is because you improve muscle mass by continuing dumbbell training.