DescriptionWhether you are a beginner and want to introduce a great coreexercise into your fitness routine or have gained the of ab rollers for awhile, our wheels are the best way to crush calories, build musclemass, and surpass you Fitness goals.Features- Material: Plastic - Size: Approx. 26.00X17.00X17.00cm; 10.22X6.68X6.68in -Made of high grade material, which can prevent slippery, and it is wear-resisting.- This abdominal wheel can help you strengthen your stomach, back and sides.- Suitable for men and women, beginners and experts, there are targeted upper body exercises and daily exercises.- Easy to use, simple forward and backward movement, no complicated learning to use this.- This product is non-slip design, silent movement. Stable and safe.