<p>Our classic double-wall glassware is reimagined in this sleek tapered silhouette. The insulating layer of air between the walls helps keep hot drinks hot and cold drinks chilled, while the glass' exterior stays comfortable to hold and condensation-free. The borosilicate glass construction allows the glasses to easily withstand temperature changes.</p> <ul> <li>Crafted of borosilicate glass.</li> <li>Mouth blown with fire-polished rims.</li> <li>Keeps drinks hot while exterior remains cool to the touch.</li> <li>Minimizes heat transfer from hand so cold drinks stay chilled.</li> <li>Double-wall design helps minimize condensation.</li> <li>Heat safe to 140°F.</li> <li>Dishwasher safe.</li> </ul>