Premium 304L stainless steel construction ensures durability and superior rust resistance for long-term use

Advanced double-wall vacuum insulation maintains beverage temperature for 12-24 hours (hot/cold)

Precision leakproof lid design with secure silicone seal prevents spills during outdoor activities

High-capacity options (350ml/480ml) accommodate different hydration needs for travel or workouts

Mirror-polished exterior with scratch-resistant finish maintains elegant appearance over time

Ergonomic curved shape and lightweight body (300g) optimized for comfortable one-handed grip

Multi-scenario compatible: hiking, office commuting, gym sessions, and road trips

Food-grade materials guarantee safe drinking without metallic aftertaste

Reinforced base with anti-slip ring protects surfaces and prevents accidental tipping