Features:1.Targeted support helps you completely focus on your cores rather than your form2.Two pads allow you to work out without looking for any soft surface3. The high quality material can withstand your full weight and repeated use4. Portable so you can easily carry it in your gym bag or backpack5. Comes with a timer to keep your workouts efficient and effectiveNotice:1.Actual color may be slightly different from the image due to different monitor and light effect2.Please allow 1-3cm deviation due to manual measurementSize: As picture show Functions: Main timer: Press and hold the minute and second keys simultaneously to clear to 00:00 press the start/stop key to start the timer press the start/stop key again to start the timer; no ringing reminder in the main timerCountdown timer: press the minute and second keys simultaneously to clear to 00:00 press the minute and second keys to set the time; press the start/stop key to start the timer the time is up and there is a 30 seconds ringing you can press any key to stop the ringingTimer range: 00:00-99 minutes 59 secondsFeatures: Power switch / Memory function / Easy access battery compartment cover includes: 1x Plank Trainers"Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days.When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you enjoy it