AXIUS: Portable Core Training System

Here is a portable exercise tool that lets you work your core anywhere. AXIUS introduces instability to your workouts to activate more muscles and help you keep your body on its toes. It has dome and ball sides, with the former offering reduced tilt and rotation for controlled instability.

AXIUS  challenges your body across three planes of motion. You get a stability ring, resistance bands, and exercise info to get started. More information is available here.