Marsblade I2 Holders Your browser does not support the video tag. The Marsblade I2 Holder features patented Flow Motion Technology®, a revolutionary rocker system designed to improve speed, agility, power, and control on the ice. Unlike traditional rigid holders, the I2 creates a dynamic pitch that keeps more steel in contact with the ice throughout your stride, helping you skate more efficiently and turn with greater confidence.Each kit includes five interchangeable Radius Inserts, allowing you to customize the rocker profile to match your skating style and preferences. Patented Flow Motion Technology® rocker system Increased power, speed, agility, and control More steel contact with the ice throughout the stride Dynamic pitch for tighter turns and improved efficiency 5 interchangeable Radius Inserts for customized performance Compatible with Bauer, CCM, True, and most major hockey skates