[Heavy-duty construction: The rubber coated hex dumbbell is made from solid cast iron with a strong rubber coating on each end to ensure durability. Whether you are just starting or a seasoned weightlifter this dumbbell is a great addition to any workout. Hexagon shaped heads: The hexagon shaped heads prevent the dumbbell from rolling during workouts. This shape also enables the dumbbell to be easily stored when not in use. Knurled handle: The handle is designed from heavy-duty chrome-plated solid steel for long lasting durability. This knurled ergonomic handle prevents slipping and provides a comfortable secure grip. Versatile: This rubber coated hex dumbbell offers the ability to perform a full body workout or target specific muscle groups. The weights also support a wide range of both indoor and outdoor strength training exercises. Multiple weight options: Weights are each marked in pounds to be easily identified during your workout. They are available in the following individual weight options: 3 5 10 12 15 20 25 30 35 40 45 and 50 pounds.]