Item Type: Abdominal Wheel <br>Material: PP, metal <br>Battery: 1 x 1.5V 140mAh LR44 button cell (built in)<br>1、AUTOMATIC REBOUND: Abdominal roller wheel features automatic rebound technology and a built in braking system for smoother, more efficient steel spring rebounding. The smart chip includes an intelligent timer and dual low noise operation. <br>2、ERGONOMIC DESIGN: Ergonomic handle design to activate arm and core muscles, and the handle can be detached for easy storage and transportation. The ultra wide roller wheel maximizes abdominal exercise effectiveness. <br>3、STABILITY AND SAFETY: The extra wide wheel surface ensures stability during training for left, right, and middle abdominal muscles, as well as targeted training of oblique muscles. <br>4、ABDOMINAL EXERCISE: Abdominal roller wheel kit helps both men and women burn belly fat and build abdominal faster, making you stronger and more confident. <br>5、CORE STRENGTH TRAINING TOOL: Abdominal roller wheel is a potent core strengthening exercise tool that, when used correctly, can help strengthen abdominal and core muscles.<p>1 x Abdominal Wheel</p><p>2 x Handle</p><p>1 x Mat</p><p>1 x Instruction Manual</p>