Built for maximum comfort, the all-new TACKS XF70 feels great out of the box and delivers performance on the ice. Its 2D Metaframe synthetic composite provides an ergonomic shape within a light and durable boot construction. ADPT Memory foam around the ankles, added comfort pad at the boot cut, and layered liner foams wrap nicely around your foot so that these skates will feel great the minute you put them on.For your convenience, these skates have been sharpened prior to shipping out so you are ready to hit the ice.