Fitness for Life dumbbells Specifications: Made in USA Crafted from the highest quality treated materials that are resistant to rust and breaking, this tool has a soft texture, a comfortable stainless steel grip that won't hurt your hands, and it can be used by both men and women. The required weight is determined by adding the combined weight of both hands when filling the dumbbells in pairs (each hand is one piece). Dumbbells, for instance, weigh 40 kg, which indicates that 20 kg is carried by the left hand and 20 kg by the right. The advantages of dumbbell use Whether or not dumbbells are used, for sports in general, it is crucial and