Professional Glass Tea Infuser Bottle: Premium 3-in-1 Design for Modern Tea Enthusiasts This sophisticated tea infuser bottle combines functionality with elegant design, crafted specifically for discerning tea connoisseurs and businesses. The double-layer borosilicate glass construction (70ml top chamber, 350ml main chamber) provides exceptional thermal resistance (-20～C to 100～C), maintaining optimal tea temperatures while preventing exterior heat transfer for safe handling. The innovative 3-in-1 design simplifies loose leaf tea brewing〞simply add tea, pour water, seal, flip, and steep. No additional tools required, making it ideal for busy professionals and on-the-go consumers. The integrated food-grade 304 stainless steel filter ensures perfect infusion while being easily removable for cleaning. Constructed from premium materials, this tumbler offers superior durability against impacts, ensuring longevity in commercial settings. Its modern aesthetic with exquisite colors enhances the tea-drinking experience, appealing to both traditional and contemporary markets. Versatile for multiple scenarios: offices, travel, hospitality, retail displays, and gifting occasions. Perfect for tea brands seeking to offer premium accessories, or for importers looking for high-quality, market-ready tea solutions that combine functionality with sophisticated design.zq20260203182151