Premium Custom Branding Stainless Steel Vacuum Flask

Durable 18/8 food-grade stainless steel interior resists rust and retains temperature for 12+ hours. Double-wall vacuum insulation keeps drinks hot (24H) or cold (48H) with precision laser-sealed construction.

360° leak-proof lid with copper layer reinforcement and ergonomic silicone grip. Matte finish resists scratches, while custom logo etching maintains professional branding visibility.

Ideal for corporate gifts, outdoor adventures, gym hydration, or construction sites. Bulk wholesale pricing available for customized orders – OEM/ODM supported with MOQ flexibility.

Commercial-grade thickness (0.5mm steel) outperforms retail flasks. Passes FDA/CE certifications. Ships globally with custom packaging options.