[Pure] Direct contact with pure titanium walls; the oxide layer prevents bacterial growth.

[Lightweight] The 220ml cup weighs only 160 grams; it is ideal for travel and outdoor activities.

[Heat Lock] Double-layer vacuum insulation: Keeps drinks hot (+40°C for 5 hours) or cold (<10°C for 5 hours).

[Seal] Leak-proof silicone ring + direct drinking spout for convenient on-the-go use.