Premium Dual-Layer Stainless Steel Vacuum Flask

High-Grade Material
Inner layer made of food-grade 304 stainless steel for safe liquid storage; outer layer crafted from durable 201 stainless steel for scratch resistance and stylish matte finish.
Advanced Vacuum Insulation
Double-walled vacuum seal maintains temperatures for 12+ hours (hot/cold), ideal for coffee, tea, or icy drinks during travel, work, or outdoor adventures.
Leakproof & User-Friendly
Precision-engineered screw lid with silicone gasket ensures 100% leakproof performance. Wide mouth design allows easy filling, cleaning, and adding ice cubes.
Portable & Versatile
600ml (17oz) capacity fits car cup holders and backpacks. Perfect for offices, gyms, hiking, or as a sustainable alternative to disposable bottles.
Commercial-Grade Durability
Reinforced base resists dents and corrosion. Bulk order optimized for resellers, cafes, or corporate gifts with unbeatable wholesale pricing.