Creative Thermal Tumbler with Transparent Tea Strainer, 10oz 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. And it’s also a good choice for tea lovers because of its tea strainer design. Just take it around and enjoy drinking anytime and anywhere. ・Dimensions: 6.2cm x 6.2cm x 21.3cm ・Material: 316 stainless steel ・Capacity: 320ml ・Insulation time: 6-12 hrs ・The inner layer is made of medical grade 316 stainless steel material with high oxidation resistance and corrosion resistance, not easy to retain impurities ・5-layer vacuum temperature locking technique for a long-term and lasting temperature control ・Independent and transparent tea strainer, the tea cup can be an artwork when you drawing herbal tea ・One-touch for separation of tea and water, free for control the concentration of tea ・360°double sealed and leak-proof, convenient for carry around and put in bag ・Customization: upload your favorite photo, pattern or text to create a special water bottle for yourself, or as a gift for any others, activities or ceremonies.