The FitRx 40 lbs SmartStack Wide handle Adjustable Kettlebell in black is a versatile and durable weightlifting tool made of iron. With a wide handle for a comfortable grip, this kettlebell is perfect for strength training and fitness routines. The adjustable weight allows for customized workouts, while the sturdy construction ensures long-lasting use. Ideal for home or commercial gym workouts, this kettlebell is a great addition to any fitness enthusiast's workout regimen.