Premium Customized Double-Walled Stainless Steel Flask

Advanced Vacuum Insulation
– 18/8 food-grade stainless steel inner/outer walls with copper-plated vacuum seal for 24-hour temperature retention (hot/cold).
Laser-Engraved Customization
– High-precision etching ensures permanent designs without peeling or fading, ideal for corporate gifts/promotional merchandise.
Military-Grade Durability
– Rustproof 304 stainless steel with shock-resistant base, sweat-proof powder coating for outdoor/hiking/office use.
Eco-Friendly & Leakproof
– BPA-free, one-click push lid with silicone gasket, fits car cup holders (2.6” diameter).
Wholesale-Optimized
– Bulk pricing available for branded orders (MOQ 50+ units), compatible with OEM/ODM requests.
Global Compliance
– FDA/LFGB certified, ships with commercial invoice for hassle-free customs clearance.