Specifications for the original American Star Weight Bar Crafted from premium rubber and treated materials that are impervious to rust and breakage, this item features a soft texture, a comfortable stainless steel grip that won't irritate hands, and is appropriate for both men and women to use. The required weight is determined by adding the combined weight of both hands when filling the dumbbells in pairs (each hand is one piece). For instance, if we use 40 kg dumbbells, the right hand would hold 20 kg of weight and the left hand would hold 20 kg. Advantages of employing an iron bar Whether you use dumbbells or not for general sports purposes,