Why Do We Need the Core Sliders? ✦ There are many fitness equipment that can exercise your whole body muscles, such as fitness bands, yoga balls, etc. Maybe you haven't heard the Core Slider, it is gradually becoming our new favorite of fitness. ✦ Sliding disc exercise can bring many benefits, such as improving muscle strength, muscle stability, muscle endurance, exercise limb coordination, and make the body more flexible. ✦ In order to overcome the momentum of gliding, you need to mobilize all muscle tissue to adapt to such core and stability training. This sliding training surface can stimulate the muscles of the abdomen and hips, thereby increasing the training effect. ✦ Hurdilen Core Sliders Are The Perfect Choice For Defining Your abs! Made of high quality ABS plastic and fabric material. Fabric Layer: Use on hardwood floor, tiled floor, etc. ABS Plastic Surface: Use on artificial grass, carpet, etc. This pair of Core Sliders can be used anywhere. And it is portable that you can carry around. Just take them home and workout your perfect figure in less time! Dimension: Diameter: 178mm Thickness: 8-9mm Package Contains: 2 (1 Pair)* Core Sliders Warm Tips: The Exercise Gliding Discs are suitable for relatively smooth ground, such as floor, blanket or lawn. Please do not use them on the rough ground.