This is the Elecom fitness product "ECLEAR Sports Balance Board" (HCF-BDBUL) for core training. Includes the main unit and a floor protection mat. No box or instruction manual. - Brand: ECLEAR - Color: Blue - Shape: Round - Material: Polypropylene Thank you for viewing. You can train your core simply by standing on it, and strengthen muscles in your abdomen, thighs, and glutes. It's a beginner-friendly "POWER LEVEL 1" model, and the hard contact surface provides stability, allowing for safe use. The compact size, approximately 25cm in diameter and 6.8cm in height, makes it easy to carry and store. It has a weight capacity of 120kg.