Cello Stainless Steel Flask 350 ml | Vacuum Insulated, Copper‑lined, Leakproof Travel Flask

This 350 ml stainless steel thermos flask is crafted with double wall steel construction, wide mouth spout, and smart thermo‑seal stopper for easy pouring without removing the cap. The copper‑lined interior ensures no metallic taste – perfect for coffee, tea, soups, or water.

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• Capacity: 350 ml – ideal for travel flask India or office use


• Material: 304 stainless steel, copper lined, BPA free


• Retains hot for 24h and cold for 24h – beat standard insulated flask


• Leakproof, wide mouth, easy to clean – recommended in how to clean a vacuum flask


• Perfect for campers asking “what size flask is best for travel”, adventurers seeking best stainless steel flask for camping, commuters needing a leakproof vacuum flask for office, and budget buyers wanting a reliable double wall steel flask. Compared to basic thermos, Cello offers copper lining and premium insulation at best value.

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