Smart Temperature Display Thermal Tumbler, 17oz ・Dimensions : 22.5 cm height x  6.4 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 provides you a secure and pure drinking experience ・5 containers technology, inner double stainless steel layers with vacuum insulation, which can lock the temperature and reduce heat losing ・LED digital display screen cup lid, built-in smart chip, highly sensitive temperature sensor, accurately measures and display the temperature ・Food grade silicone loop for stable sealing effect, watertight with shaking and inverting ・The whole bottle IPX7 waterproof, not fear washing