Feature: 1. Hexagonal Shaped: With 2pcs ab twisting boards, adopted hexagonal structure, more stable and slip resistant, enhance waist and leg muscle exercise with multi angle twisting. 2. Dual Steps: Twisting exercise board adopted double steps design for increased stability, suitable for users of all weights and shapes, which can be used at any floor without slipping. 3. Easy Use: Ab trainer machine makes exercise and fitness more fun and convenient. Just put your feet on the twist board to get a good workout, which is suitable for home use. 4. Wide Application: Fitness waist twisting disc suitable for all kinds of sports, including beginners and professional fitness enthusiasts, which can bring a variety of training experience. 5. Whole Body Training: Waist trainer trimmer can improve your physical flexibility, not only does it articulate joint but also workout your abdomen, buttocks, legs, arms, hips, back, kegel, etc. Specification: Item Type: Ab Twisting Board Material: ABS, PP Single Size: Approx. 29.5 x 24cm / 11.6 x 9.4in . Package List: 1 Pair x Ab Twist Boards