High quality Material: Made of sturdy ABS plastic material, it has excellent impact resistance, with a measured load capacity of up to 300KG, strong wear resistance, and stronger stability.Design LCD Display Screen: It can observe one's own weight in real-time, and can be opened with one click for real-time observation. Every gram of fat shaken off is clearly visible.Massage: Designed with 3D concave and convex particle massage, it accurately aligns with the acupoints on the sole of the foot, twisting the waist while increasing the vitality of internal organs, and combining massage and health preservation. The friction of the ball during movement generates a micro current, which stimulates lazy cells to engage in effective activity.Body Shaping: It can rotate left and right, with a graceful and slim figure that is worry free. Intermittent assistant exercise reduces fat, allowing fat to burn more quickly to achieve a body shaping effect.Full Body Exercise: It can train the chest, tighten the arms, shape the waist and abdomen, gather the buttocks, shape the legs, and exercise the body in all directions.Specification:Type of sports: Strength TrainingFunction: WaistModel Number: Twist BoardsDepartment Name: UnisexTraining Site: Core,Hip,Waist,Waist & Abdomen ExerciseMain material of the product: ABSProduct color: green, purple pink (optional)Packaging size: 280x280x40mm/11.02*11.02*1.57inchProduct gross weight: 500gPackage includes:1 x Abdominal Roller DiscNote:1. Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting.2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.