Prosharp Ellipse 1 Blade Profile Template. Introducing the ELLIPSE Series – the biggest thing to happen to blade profiling since the 1980s. The most DYNAMIC skating you've ever experienced. Combine maximum POWER with hyperlight AGILITY! Provide the skater with completely seamless transitions. ELLIPSE profiles have their pivot point shifted rearward. See below for each profile pivot point: ELLIPSE I (-20mm)