The durable stainless Grizzly Grip Series has been optimized to keep your favorite beverages at their ideal drinking temperature. It is engineered with double-wall vacuum insulation to provide unmatched ice retention as well as keeping hot drinks hot. The ergonomic hand grip and rubberized pad on the bottom of the cup give it an edge over similar products on the market. Built like a tank, our Grips more than live up to the Grizzly name.