Nordica nrgy h2 mens ski boots these nordica nrgy h2 mens ski boots are designed to offer great comfort on the slopes thanks to the heat ready inner boot technology whilst the 110 flex rating means these ski boots are extremely responsive allowing you to move freely which is assisted by their lightweight nature and the full waterproof shell ensures your feet will remain warm mens ski boots multiple lock strap fastening hook and loop tape fastener at the top for extra secure fit