Optically clear borosilicate glass construction ensures you'll sacrifice aesthetics for function. The included stainless steel infuser strainer delivers precision brewing—no broken leaves, no dust, only pure flavor. With zero plastic contact, your tea tastes exactly as the tea master intended. The generously wide mouth opening makes filling, steeping, and thorough cleaning a breeze, while dishwasher-safe construction eliminates fussy hand-washing. Durable enough for daily office use, refined enough to grace your home tea table.