【Soft and All-Encompassing / Quiet and More Comfortable】The FITSOK hula hoop has been improved with a silent, soft, high-density nylon material fully-enclosing alloy spring, significantly reducing the rotation noise. You can train without worrying about your surroundings, even in apartments or late at night. The skin-friendly soft material reduces the burden and pain on your waist. Your internal organs won't be hurt even after rotating for a long time. Beginners and those who lack confidence in their athletic ability can use it with peace of mind! 【Reinforced Spring / High Load & Double Fat Burning】The thick inner spring achieves 1.5 times the load of a normal one. Consume more calories in the same amount of time. The thick inner spring realizes high-load characteristics. Compared to a regular hula hoop, you can burn more calories with the same exercise time and method. It's perfect for those who want to improve their training efficiency and effectively build their body. 【Unisex & Multi-Functional Full Body Training】It's not just for waist training! You can also train your whole body by changing the movements, such as shoulders, arms, hips, and legs. It's a "common trainer" that both men and women can use. You can create a perfect training plan with a variety of training methods! 【Rolls Up & Easy to Store and Carry】The circumference of the hula hoop is about 190cm, and the weight is about 1.42kg. It can be rotated and compactly stored with its elastic spring structure. It can be easily stored in a small space and is convenient to carry when traveling or on business trips. You can continue training anytime, anywhere. It's a popular hula hoop for dieting! 【Set Contents / Reliable After-Sales Service】Package contents: Hula hoop * 1, Storage bag * 1, Package * 1.