*Suitable For All Surface, The Sliders Work Smoothly On All Hardwood Floors & Carpet *Perfect For Full Body Workout, Compact For Travel Or Home Cross Fit, Ab Workout, Body Workout *Lightweight Easily To Carry-On For All Exercises In Anywhere, Made Of High Quality Materials, Even When Traveling Or Outing (Two Size Available) *Designed For Strengthening Your Core, Without Impact The Tendons And Joints