Buckle into race-engineered control with the Hero World Cup 140.Designed for competitive racing and on-trail performance, this powerful, high-performance boot features a narrow-fit 97mm last for technical skiing.Developed in racing, a dual-material shell delivers dynamic rebound and flex, making the boot a natural extension of your leg for enhanced precision and total control through every turn.Narrow Fit.Narrow fit features a 97mm last for a race-inspired fit with a contoured forefoot and strong heel cup for a superb balance of performance, control, and comfort.Better Skiability, Better fit.Dual Core shell technology provides targeted power transmission and shell wrapping, resulting in livelier rebound, response, and control.Comfortable, Anatomic fit.Pre-Shaped Liner is designed to fit around the ankle bone for a snug, anatomic fit inside the boot shell.FEATURES:-Last:97.Flex Index:140.Technology:Dual Core.