Nordica Speedmachine 2 Ski Boot Youth Whether young skiers are just getting their start on the beginner hill or skiing the whole mountain with the family the Speedmachine J2 gives them the confidence they need to have a great time on the slopes. Thanks to our new weight adjustment switch the boots flex can readily be customized to provide young skiers with the perfect amount of support. And by positioning them in a neutral stance the Speedmachine J2 enhances stability and accelerates progression. Easy to put on and easy to take off the boot also features a plush liner that maximizes warmth and comfort. Make memoriesand plenty of smileswith the Speedmachine J2.. . Construction Materials Shell PP Sebs Cuff PP JR Buckles 2 ALU. Liner Material Comfort Fit. Nordica. All Mountain. Boys.