• Safety Lock Mechanism • Strainer • Patented in Japan • Porcelain Material: 100% Fine White Porcelain • Suitable for all kinds of Food & Beverage (Acidic & Alkaline) • Chemical / BPA / Corrosion-Free • Non-porous: Does not absorb Liquid. No Unwanted Stain / Smell • Easy to clean. A more Hygienic & Sustainable choice • Retains Beverage Authentic Flavour