Granted a patent of roller-ski JOVE.

Roller-ski made of kevlar with mudguards and dragging brake.

Roller-ski with history handbrake.

Czech Roller-ski Championship in Jablonec – 1/9/2007, the winner Klára Moravcová with JOVE roller-ski, 2nd Eva Nývltová, 3rd Helena Erbenová.

Czech Roller-ski Championship in Jablonec – 1/9/2007, from the left: 2nd Jiří Magál, 1st Dušan Kožíšek, 3rd Milan Šperl.