TYESO tumbler straw 600ml stainless steel lid vacuum insulated heat retention cold preservation outdoor portable convenient direct drinking leak-proof

Excellent insulation and cooling features: The upgraded 2025 tumbler utilizes vacuum double insulation technology, keeping beverages at optimal temperatures for extended periods. In summer, cold drinks do not sweat, and in winter, drinks do not heat the exterior, allowing for comfortable use year-round. Enjoy fresh beverages anytime, whether at home or on the go. Capacity and material options: The tumbler offers two capacities. There are two types: 600ml (size: height 19.1cm, bottom width 6.6cm, top width 10cm) and 470ml (size: height 19.1cm, bottom width 5.7cm, top width 9.2cm), allowing you to choose based on your needs. Additionally, the surface comes in three textures: matte, glossy, and sandblasted, providing a fun selection both visually and tactilely. Expandable straw and easy cleaning: This tumbler features an expandable straw that can be pushed in for storage when not in use. The straw and lid are removable for washing, ensuring cleanliness. The straw opening includes two caps (one spare cap) to prevent leaks. A dedicated straw brush is also included for thorough cleaning. This tumbler is convenient for daily use, at the office, or outdoors. Wide-mouth design for easy cleaning: The wide-mouth design makes it easy to reach the bottom for thorough cleaning. It prevents coffee or tea stains and odors, allowing for a clean tumbler every time. Cleaning is simple, reducing post-use hassle, and ensuring fresh beverages each time. Food-grade SUS304 stainless steel: This tumbler is made from food-grade SUS304 stainless steel, featuring a smooth interior that resists dirt and residue. It prevents coffee and tea stains and odors, allowing you to enjoy fresh beverages every time. There are no concerns about smells or stains even after long-term use. Better customer experience: This tumbler is suitable for various settings, including home, office, school, sports, and fitness. It also makes a great gift for parents, children, or friends. If you encounter any issues during use, please feel free to contact us. We will respond within 24 hours.