Type: Abdominal Exercise Roller, Ab Wheel Roller, Automatic Rebound Ab Roller, Ab Exercise Roller with Elbow Support, Abdominal Fitness Device Description: This abdominal roller is specifically designed to improve the effectiveness of ab exercises so that you are stronger, more confident. Features: Helps you work out muscles in the abdominal, back, chest, arms, and core. Automatic rebound technology and built-in brake system, allows you to apply force scientifically, easy to use. Wide front and back two wheels for smooth rolling and better control. Ergonomic hand grips and elbow supports keep you comfortable and stable during exercise. With a mobile phone holder allows you to watch videos while you workout. The wheels are made of multi-layer of non-slip material, reduce friction on the floor which is quieter and does not hurt the floor. Perfect for beginners and fitness enthusiasts. Specifications: Material: ABS+PVC+Iron Color: Orange+Grey Product Size(LxH): 34.5 x 14cm, wheel width 10cm Package Contents: 1 x Abdominal Roller Wheel Please note: Due to manual measurement, there might be a tolerance in the product size. Due to the lighting effects and shooting angles, the color of the item and that shown in the picture might have a nuance.