Premium Insulated Vacuum Flask Thermos Cup

High-Grade 304 Stainless Steel
– Durable, rust-resistant inner wall ensures pure taste retention and long-term hygiene.
Double-Wall Vacuum Insulation
– Maintains hot/cold temperatures for 12/24 hours, ideal for outdoor sports, office commutes, and travel.
Customizable Logo & Color
– Tailor branding and aesthetics for corporate gifts, promotional events, or personal style.
Leak-Proof & Sweat-Free Design
– Precision-sealed lid with ergonomic handle for spill-proof portability.
Eco-Friendly & BPA-Free
– Safe for daily use with smooth, easy-to-clean polished finish.
Multi-Scene Utility
– Perfect for hiking, gym sessions, business meetings, or as a sustainable hydration solution.