Manufacturer's Description:
These floor mats are perfect to use for stretching and light physical activities. They are perfect for individual use, and can be easily folded and stored away. As an optional add-on, you can purchase V4 velcro when ordering. The V4 option will add velcro on all four sides of your mat, which allows you to build a custom-sized group therapy floor. With V4, you can easily attach and take the mats apart as needed.