1. Core and Ab Training: The waist trainer disc is designed to target your core muscles, offering a fun and effective way to strengthen your abs, waist, and overall core. This balance board helps you get toned and slim while enhancing your workout routine. 2. LCD Display for Tracking: The builtin LCD display allows you to monitor your progress as you work out, keeping track of your time and calories burned for a more efficient and goaloriented training session. 3. Massage Foot Sole Design: The twist board features a unique massage foot sole, designed to provide comfort and stimulate circulation during your workout. This additional feature helps relieve foot pressure while you achieve your fitness goals. 4. Durable and Sturdy Construction: Made from quality ABS material with steel balls and electronic components, this balance board is built to last. It's for home or gym use and ensures a stable workout experience for users of all fitness levels.