The CAP barbell cast iron hex dumbbell offers dependability and long-lasting performance. Use these cast iron dumbbells to exercise all major muscle groups, including arms, chest, back, abs, legs, and core. The benefits of dumbbell exercises include muscle building, improving core strength, boosting balance, providing better bone health, burning calories, increasing energy levels, enhancing overall mood, and more. The CAP original cast iron hex dumbbell weights have hex-shaped heads to prevent rolling. The medium-depth knurling on the handle provides essential grip and security during use. The enamel coating is a durable and effective finish.