Premium 350ml double-wall stainless steel vacuum insulation keeps beverages hot/cold for 12/24 hours

Eco-friendly bamboo lid with ergonomic handle for sweat-free grip and natural aesthetic

Seamless laser-welded interior prevents leaks and maintains temperature efficiency

Brushed steel exterior resists scratches and fingerprints with minimalist sporty design

Ideal for gym sessions, hiking trips, or office use - fits standard cup holders

BPA-free construction with rustproof 18/8 food-grade stainless steel interior

Precision-machined thread design ensures smooth opening/closing with one-handed operation

Dishwasher-safe for effortless cleaning with reinforced base to prevent dents