This pair of Zephyr XT Mens Ice Skates designed by Bladerunner feature the ERS (Energy Return System) on the cuff to assist you in returning to the upright position after each stride. This system provides rebound and minimizes fatigue so you can have the speed without all the unnecessary effort. This lightweight pair of skates provides lateral support, forward flex ad high performance each time that you take to the ice. Te padded lining with the synthetic fur provides you with additional warmth while the cushioned foot bed provides immediate comfort. This sleek looking pair of skates is stylish and convenient, a must have for the beginner skater to the more advanced. . Tongue: Padded Velvet, Lining Material: Thinsulate and Synthetic Fur, Recommended Use: Recreational, Outsole Material: Lightweight, Articulated Upper with Energy Return System, Blade: Carbon Steel, Bearing Grade: Performance, Skill Range: Intermediate - Advanced, Model Year: 2014, Product ID: 330092, Model Number: 0G001000 774 8.0, GTIN: 0883506737157