I'm not sure how long long these gadgets have been on the market, but I've never heard of them before.  Freeline Skates™ are designed to be ridden the same way you'd ride a skateboard or snowboard, with the ability to execute the same sort of moves and motion. nbsp; The nice thing about them is their compact size and portability.  

For more information on Freeline Skates™, please visit the link below.