1. Optimal Design: The bamboo cover exudes natural and fashionable aesthetics. This thermos glass features a double-walled structure with an integrated filter, making it an ideal choice for loose leaf tea, fruit infusions, and organic coffee.2. Elegant Lightweight Build: Delicately crafted, its stunning appearance is both captivating and refined—a product that you truly deserve to possess.3. Advanced Double-Wall Borosilicate Glass: Crafted from premium Borosilicate glass, known for its BPA and lead-free composition. The innovative double-wall design ensures prolonged temperature retention, safeguarding your hands from extremes of hot or cold.4. Enhanced Insulation: Manufactured with high-quality Borosilicate glass, entirely devoid of BPA and lead. The double-wall construction enhances thermal insulation, maintaining the desired temperature for extended periods while ensuring your hands remain protected from excessive heat or cold.5. Eco-Friendly Material: Prioritizing environmental excellence. But that's not all – our product places a strong emphasis on sustainability. We're committed to not only delivering top-notch quality to you, but also to caring for the health of our planet.