Premium 350ml Portable Stainless Steel Vacuum Flask
Ultra-lightweight yet durable 18/8 food-grade stainless steel construction ensures rust-free performance and BPA-free safety. Advanced double-wall vacuum insulation maintains beverages hot for 12 hours or cold for 24 hours with precision sealing. Sleek brushed finish and leak-proof screw lid designed for one-handed operation, ideal for gym, hiking, or office use. Compact 350ml capacity fits car cup holders and backpacks effortlessly. Cost-efficient bulk pricing for wholesalers—direct factory supply guarantees unbeatable value without middlemen. Custom branding options available for large orders. Perfect for outdoor sports, travel, or corporate gifts. Engineered for global export standards, backed by rigorous quality control.