This is the airskim, a great suiss single kite from the HORVATH kite lab.
The video i took shows two nice ultralight single line kites (italian copies) at the Frejus Festival 2008, France.
More about the Horvath Kite Lab :
It can be bought directly from the studio Horvath in switzerland, or from HQ/Invento who also makes licenced copies :
• L’Airskim, un cerf-volant ultra leger suisse du Kite lab HORVATH
In french :
Download this video in high resolution here :