Premium 18/8 Stainless Steel Construction - Food-grade inner wall resists corrosion, odors, and flavors for pure beverage taste. Mirror-polished exterior with scratch-resistant finish.

Advanced Double-Wall Vacuum Insulation - Maintains hot liquids for 12 hours and cold drinks for 24 hours with 520ML optimal capacity for daily hydration needs.

Leakproof Flip Lid with One-Touch Opening - Military-grade silicone sealing ring prevents spills, suitable for car cup holders, hiking backpacks, or office desks.

Eco-Conscious Powder Coating - Non-toxic matte exterior provides superior grip while reducing environmental impact compared to traditional paint finishes.

Multi-Surface Non-Slip Base - Precision-engineered recessed bottom protects tables and prevents condensation rings, ideal for both indoor and outdoor use.

Ergonomic Curved Design - Contoured shape fits comfortably in hand, car holders, and most bag compartments with optimized 9.5cm diameter.

Commercial-Grade Durability - Reinforced welding at stress points withstands frequent use in hospitality, corporate gifting, or outdoor adventures.

Temperature-Shock Resistant - Safely transitions between -20°C to 100°C without compromising structural integrity or insulation performance.

Minimalist Professional Aesthetic - Brushed metallic finish suitable for business travel, gym sessions, or as a sustainable alternative to disposable cups.