Premium 500ml Portable Insulated Vacuum Flask

High-grade 18/8 stainless steel interior with double-wall vacuum insulation maintains temperatures for 12-24 hours. Mirror-polished exterior resists scratches and fingerprints.

Professional Leakproof Design

Precision-engineered screw-on cup lid with silicone gasket prevents spills. Detachable design allows dual usage as thermos or standalone cup.

Luxury Business Gift Solution

Elegant satin-finished gift box included. Ideal for corporate clients, executive promotions, or high-end hospitality events.

Commercial-Grade Durability

Reinforced base with anti-slip ring withstands daily commercial use. BPA-free materials comply with international food safety standards.

Space-Saving Stackable Structure

Optimized tapered shape enables efficient storage and transport for bulk buyers. Weight-balanced for single-hand operation.