Size17.5CM*1.2CM[Function]: This fitness disc slider allows you to perform skills that target all muscle groups, mobilize all muscles to adapt the exercise, therefore can improve your whole body coordination [Comfortable and non-slip]: The back side uses soft foam, more comfortable and non-slip, you can use the sliding discs on any surface like wood, carpet, rug or tile [Portable]: small in size and light in weight, you can so take it easily anywhere; Perfect for exercising on the go, at home, at the gym, in the hotel room or at the park[Durable material]: This gliding disc slider was made of ABS material, which is environment-friendly, pressure-resistant and acid-proof, very strong and durable[Widely Used]: You can use these fitness sliding discs for slider gyms, core strengthening, athletic conditioning, cross fit, physical therapy, yoga, dance, balance training, etc. Note: The data are all manual measurement, please allow 1-3cm error, due to the light and display difference, there will be some color difference, depending on the physical object received .