- This single dumbbell has a total weight of 55lbs with 10lbs adjustable in each level. The user can simply put it on the included tray, and the safety lock will automatically be opened. Just simply rotate the non-slip handle, you can freely switch the dumbbells between five different gears of 15, 25, 35, 45, and 55 lbs. Lift the dumbbell and you can get the load you want. Different from the two-step adjustment on the market, this is a true one-key adjustable dumbbell. It saves you the space of the home gym while getting the most convenient access.- We have designed a unique color weight mark for this adjustable dumbbell, which is very recognizable, and you can intuitively feel the increase in your exercise level. When you share this adjustable dumbbell with your family, each family member can have their own corresponding color label, which increases the fun of exercising together.- As a strength training equipment that users are usually unwilling to purchase repeatedly, product quality is very important. This adjustable dumbbell is all made of high-quality materials, and the most important inner core is made of metal. These elements make it a durable adjustable dumbbell that can accompany you for more time.- As equipment that will accompany you for a long time, its exquisite appearance is also a major advantage of this adjustable dumbbell. The product has been fully polished, with excellent texture, and the color matching of the visually optimized design, making you more willing to spend time lifting it to improve your physical function.- Many thoughtful details are designed to escort your workout. Non-slip handles, easy-to-carry design of the tray base, one-button adjustment + base safety lock, these details protect your exercise experience in all directions. Product size: 19''x8''x7''