The Bauer Nexus 400 Ice Skates represent an upper-entry level skate and feature design elements aimed at advancing players. The quarter package is comprised of a veriable stiffness compression molded EVA sport nylon - which means it has plenty of ankle support to keep your feet from bowing out while skating, but because it"s varialble, it has enough give to allow good range of motion. A hydrophobic microfiber liner keeps germs at bay. While the patented heel/ankle support cup locks your foot in place to reduce energy loss per stride. Anaform foams wrap the ankle compartment and overtime will shape to your unique foot/ankle. Tongue construction consists of an antomical 40oz white felt along with metatarsal gaurd for added protection. Form-Fit footbeds with stabilizing grip further reduce foot movement within the boot. A lightweight Pro-8 outsole and TUUK Lightspeed Pro stainless runner connect foot to ice and round out a relatviley affordable and lively package.