The Bauer Supreme M50 Pro Skates are built with lightweight & powerful 3D lasted Curv composite material with a composite outsole. The boot features a standard flex facing with the Reflex tendon guard for an enhanced range of motion. 52oz classic felt tongue and Aerofoam ankle padding. Bauer Powerfly holders and the option to choose the perfomance steel with Fly-Ti & Fly-X runners.