Double-Wall Glass: Crafted from borosilicate glass, this 9oz tea infuser bottle superior heat resistance and durability, keeping your tea hot while the outer glass remains cool to the touch for safe handling. Efficient Stainless Steel Infuser: Featuring a finely perforated stainless steel infuser, it allows loose leaf tea to steep perfectly without sediment, delivering rich flavor and convenience whether at home, office, or on the go. Portable and Leak-Proof Design: Lightweight and travel-friendly with a secure silicone seal, this tea tumbler is designed for mess-free carrying in bags or backpacks, making it ideal for travel, work, or daily commutes. Elegant and Versatile Style: The clear glass and sleek silhouette not only showcase the beautiful tea colors but also fit seamlessly into any lifestyle, from casual to professional settings, enhancing your tea experience with style. Easy to Clean and Maintain: All parts are detachable and made for easy manual or dishwasher cleaning, ensuring hygienic use and durability, perfect for daily use without hassle or residue buildup.