Push-button Flip Lid Vacuum Cup, 17oz Thermal tumbler is a common household item that you need it whether you are at home or in travel. It has got the function of heat or cold insulation: can be used to contain ice or ice water to enjoy the cool feeling in summer, or contain hot water in winter. This push-button flip lid vacuum cup has got safe lock , which will not cause leakage for thing sealing design. The pop-up design allows you to open it with one-button operation, more convenient to use. ・Dimensions : 22.5 cm height x 6.3 cm diameter ・Material : 304 Stainless steel  ・Capacity: 17 oz /500ml ・Spray lacquer outer layer, skin-friendly touch feeling, scratch proof, elegant and exquisite ・ Food grade 304 stainless steel inner container, high-density electroplated coatings; smooth, not easy to remain dirt and breed bacteria; provides you a secure and pure drinking experience; ・Food grade silicone loop for stable sealing effect, watertight with shaking and inverting; ・Food grade PP material pop-up cup lid, one-button operating, available for single hand; ・Human engineering water outlet, fit your lips, smooth and prevent leakage ・Different temperatures for 6-12 hours efficient heat preservation, cold insulation for summer and thermal insulation for winter, accompany you through all the seasons.