1. 3D Massage Magnetic Design: This twist waist disc features a 3D massage design combined with a resistance band for easy use. Allows for convenient at-home workouts, supporting core engagement and toning anytime, anywhere. 2. Resilient Elastic Resistance Rope: Includes a strong and flexible elastic resistance rope that helps engage multiple muscle groups. The torsion disc board provides a full lower body workout, targeting the feet to the waist. 3. ABS Plastic Construction: This foot board is made from engineering-grade ABS plastic with excellent mechanical properties. Offers high impact strength, wear resistance, and stability, supporting up to 100kg (220lbs). 4. Acupoint Stimulation: This fitness disc is designed to stimulate foot acupoints through targeted surface nodes, helping to promote circulation and overall well-being. 5. Smooth Rotation: The waist exercise board includes steel balls for smooth rotation and reduced friction during use. Ensures fluid movement and consistent performance, with a reinforced structure for added durability. Product Name: With Cord Pull Waist Wriggling Plate Type of sports: Strength Training Function: Waist Training Site: Legs, Hip, Waist Size: 25x2.8cm Color: Blue Material: ABS Package Contents: 2 * Twist Waist Disc (with Pull Rope) Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement may vary by +/- 1-3cm.