Premium 500ml Double Wall Stainless Steel Vacuum Flask
Industry-grade 18/8 stainless steel construction ensures rust-free durability and superior heat retention. Advanced vacuum insulation technology maintains optimal temperature for 12+ hours (hot) or 24+ hours (cold). Mirror-polished exterior with scratch-resistant finish combines elegance with ruggedness.
Ergonomic leak-proof lid features one-touch open mechanism and dual silicone seals for 360° spill protection. Precision-welded seam eliminates thermal bridges for maximum efficiency. BPA-free interior guarantees safe drinking for outdoor, office, or gym use.
Commercial-grade base withstands repeated drops while non-slip grip ensures stability. Stackable design optimizes storage space for bulk buyers. CE/FDA certified with wholesale-friendly MOQ pricing starting at 500 units. Ships globally with OEM customization available.






























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500ML thermos double wall stainless steel thermos waterbottle nice vacuum flasks for hot water temperature
$4.4$6.79-35.2%
Color:
Black
Capacity:
401-500ml
vacuum flasks & thermoses
double wall stainless steel thermos
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