【2-in-1 Design & Armrests】Using the ab wheel, you can not only work on your abs but also easily perform planks, allowing you to train your entire body thoroughly. The armrests support your body and increase stability, reducing the burden on your arms and shoulders. 【Auto-Return Function, Further Enhancing Efficiency】The auto-return design allows even beginners to exercise with ease. It's easier to use for beginners, adds to the enjoyment, and is expected to increase motivation to continue. It also features a smartphone holder and timer function. By watching videos and exercise data, you can adjust the amount and speed of your training, thereby enhancing the exercise effect. 【10-Wide Dual-Wheel Design, High Stability】This ab training equipment has a 10*2 wide dual-wheel design, providing excellent stability during training and helping to improve body balance. The knee protection mat and non-slip handles enhance safety and comfort, allowing you to concentrate more on training and leading to better training results. 【Easy Assembly & Portable】The ab wheel can be assembled easily and smoothly in a short time, even for beginners. It doesn't take up much storage space, won't scratch the floor, and is quiet, so you can use it at home with peace of mind. You can put it in your bag and take it anywhere you want, and start training anytime. 【Training Frequency & Support】For beginners, training three days a week is appropriate. It is recommended to take a 1-minute break between sets, with 3 sets of 10 repetitions as a guideline. Please adjust the training frequency and time to suit your convenience. Also, it is normal to experience slight muscle soreness the day after exercising. In addition, this product comes with a one-year warranty, and if you have any questions or comments, please feel free to contact us. Thank you for viewing.