The Powerslide XX skate is a full carbon ultra-stiff and ultra-light performance speedskate. A great option for semi professional speedskaters that look for the highest performance level at a good rate. Comes with the Double X frame from Powerslide. A high performance aircraft Aluminium extruded frame, lightweight and very stiff. The combination of the across slot in the frame and the along slot in the boots is called the X-Slot Mounting. This system enables the skater to adjust the boot-frame setup without any dead spots according to his/hers skating style and preferences.