The Reebok Core Board provides an unstable platform that can be used by both beginners and advanced users. The unstable platform helps to improve strength and function of the core muscles with its ability to tilt, twist and recoil against the body’s natural movements. Non-slip surface provides a great platform for aerobic training to help improve balance and core strength 2 adjustable levels of stability offering a unique training tool for group instructors and personal trainers 8 location points for Reebok Power Tubes 72cm x 53cm x 17cm