Premium 304 Stainless Steel Vacuum Flask Set
High-performance double-wall vacuum insulation keeps beverages hot for 12+ hours or cold for 24+ hours, ideal for travel, hiking, and office use. Food-grade 304 stainless steel ensures durability, rust resistance, and safe drinking without metallic taste or BPA concerns. Leak-proof lid design with precision sealing technology prevents spills, perfect for gym, camping, or daily commutes. Sleek matte finish and ergonomic grip enhance portability, while the wide mouth allows easy cleaning and ice filling. Wholesale bulk packs available at unbeatable prices, catering to retailers, corporate gifts, and event promotions. Trusted global supplier with guaranteed quality control and fast bulk shipping—maximize your margins with premium-grade flasks.