New Ab Roller Wheel with Knee Mat & Timer, Automatic Rebound Abdominal Exercise Roller with Elbow Support for Women & Men

• 【Abdominal exercise machine / flat support machine in one】Scientific force, automatic rebound, easy to use. Five layers of anti-slip materials, anti-noise and wear-resistant: anti-slip layer, reinforcement layer, shock absorption layer, noise reduction layer, support layer. • 【AUTOMATIC REBOUND DESIGN】Our ab roller with automatic rebound technology, automatic steel rebound intelligent auxiliary brake, built-in brake system, steel rebound more smoothly. • 【DOUBLE WHEEL DESIGN】This exercise abs roller has a wider front and back two wheels for smooth rolling and better control. It helps you work out every muscle and in your core and at the same time provides safer control of your body, especially for beginners. • 【EXCELLENT WORKMANSHIP】This rebounding roller is made of stable, eco-friendly plastic with sponge grips that are non-slip, sweat-absorbent, comfortable, fade-resistant, durable, won't make noise or scratch the floor, and provide longer • 【Ergonomic Design】 Our abdomen wheel adopts ergonomic design and is equipped with elbow support, which can not only exercise back, shoulders and chest muscles, but also shape abdominal, core muscle groups and trunk lines. Specifications and weight loss effects. • 【Stable and Safe Exercise Experience】 The abdomen wheel adopts a four -wheel design with a wide and widening/lengthened wheel, increasing the wheel distance, expanding the contact area with the ground, effectively reducing the roll, and enhancing the stability during exercise.