The SS Round Dumbbell is offered by us is the most common shape of Dumbbell on the market. It is an effective, all-around compound dumbbell exercise that activates the entire chest (with emphasis on the sternocostal head). This dumbbell is made of pure fine steel. It is made of superior steel. It has good material and long service life. It is an excellent alternative to costly and space consuming dumbbell sets. The SS Round Dumbbell is made for use in the various gyms.