32 HOURS COLD WITH ICE: The unique, two-piece lid is of this stainless steel tumbler is completely leakproof and lets you drink easily while keeping your drink cold for up to 32 hours when you add ice cubes. SUSTAINABILITY AT STANLEY: At Stanley, we believe that through invention and originality, we create a more sustainable, less disposable life and world. EASY-CARRY HANDLE: The handle makes it easy to take it with you for a refreshing drink during your busy day. Compact and practical coffee mugs for those who are always on the go. DISHWASHER SAFE: The travel cup is designed to be easy to clean. Just put it in the dishwasher, ready for the next day. Every part of this stainless steel mug can be safely put in the dishwasher. It consists of 3 parts that can be cleaned separately. BUILT FOR LIFE: 'Built for Life' has been the Stanley promise since 1913, manufacturing rugged, high-performance products that last a lifetime. Stanley products have a lifetime warranty against manufacturing defects.