Convertible Adjustable Dumbbell and Kettlebell Easily switch between a full-size kettlebell for full-body training and two adjustable dumbbells for focused workouts. The smart interlocking system makes conversion quick and secure no extra tools or loose parts needed. Customizable Weight Range Each dumbbell can be adjusted to 2.2lb, 3.3lb, 4.4lb, or 5.5lb using stackable plates. When combined with the kettlebell base, the total weight can range from 5.5lb to 12.1lb. You can adjust the weight level to match your fitness goals. Quick amp; Easy Weight Changes Change weights instantly with a simple button press no tools or complicated setup required. The secure lock holds everything firmly in place, even during tough workouts like kettlebell swings. Comfortable amp; Secure Dual-Grip The dumbbells feature textured handles for a firm grip, while the kettlebell includes a wide, cushioned handle that 39;s easy to hold during swings. A non-slip pad on the bottom helps protect floors and keeps it stable. Portable and Great for Any Workout Space Compact and lightweight, this set is easy to carry and store perfect for use at home, in the office, outdoors, or at the gym. Whether you 39;re strength training, toning, or doing cardio, it 39;s ready for every routine.