Its 4-Wheel design with a triangular configuration, gives you more balance while working out. It keeps the wheels grounded to give you better control and stability while rolling out and back inwards. It is much better than the dual wheel Ab Rollers which are difficult to control.Package Contains: It has 1 Piece of 4 Wheels Ab Roller Material: Frame: PP Wheel: PVC+Bearing / Handle: PP+Steel Pipe+Foam Dimension ( L x W x H in cm) : 30 x 20 x 14Suitable For Women and Men Advantage: Safety, stability, fluency, silence, grip, adjustable Product Weight: 399 gm
Features:1. Stable four-wheel ab roller wheel, bearing upgrade, smooth slide anti-rollover.2. Exercise multiple muscle groups easily, carve abdominal muscle, strengthen the arm.3. The abdominal roller is easy to control, simple forward and backward movement, improve traction and increase freedom of movement 4. The comfortable grips minimize hand fatigue while remaining slip-free even in the sweatiest workout, leave all your effort on the ground!