[A slider that allows you to easily train your trunk without taking up space] Flow sliders are used in sets of two and are placed on the floor with the slippery back side down. It is an item that rests your hand or foot on the surface and slides it while training. You can train in a variety of postures, such as standing, sitting, and kneeling. You can move freely in any direction and comprehensively train several muscle groups at once. It especially supports the trunk from the abdomen to the pelvic floor. Training improves your health, such as stabilizing your core, strengthening your muscles, and improving your flexibility. You can adjust the intensity of your workout according to your condition, making it suitable for all levels of exercise. With a special pouch, you can easily carry it on your travels or on the go. Please refer to the included instructions to try various movements.