The Rossignol Hero J4 ski boots for kids feature an innovative Junior Cellular construction for optimized performance on the mountain, while the Comfort Fit liner provides lightweight padding and a tailored, comfortable feel. These Rossignol ski boots are also compatible with GripWalk® bindings (sole sold separately) and come with 4 aluminum Macro buckles and 3-position adjustable teeth for quick and easy adjustments. With a flex of 50 and a Junior last, the Hero J4 ski boots are the perfect tool for young skiers looking to improve their skills.