Featuring an anatomical 100mm "medium fit"; the ALLSPEED JR 70 delivers award-winning power and precision in a customizable, boot-fitter friendly design for junior skiers. Sensor Blade shell technology reduces weight and drives energy directly into the ski while Flex Adjustment options allow performance to be tailored to the needs of every skier. Custom OptiSensor Thinsulate™ Platinum liners allow pin-pointed customization for supreme comfort, warmth, and support.