Their compact design makes them shorter in length and easier to handle than conventional dumbbells. Durable rubber coating prevents damage to floors and equipment. Strength train with our PowerFit Rubber Hex Dumbbells, designed with ergonomic handles to help reduce cramping in hands, with increased comfort. These dumbbells are ideal for shaping your arms, chest, shoulders, back, abs and legs. The hexagon design prevents rolling, high density rubber increases the long-lasting durability. Execute a wide variety of exercise routines from bicep curls and shoulder presses to lunges and sit-ups! Available 5-50, 55-75 or 80-100 lb. sets.