Premium Stainless Steel Vacuum Flask – High-Performance Insulation & Custom Branding

Dual-Wall 304 Stainless Steel – Food-grade inner layer resists rust, odors, and bacteria, ensuring safe drinking for years. Outer mirror polish resists scratches.

Military-Grade Vacuum Insulation – Maintains hot (12hrs) or cold (24hrs) temperatures with 100% copper-plated chamber for zero heat transfer.

Portable & Secure Design – Lightweight yet durable (350ml/550ml options) with anti-slip rope handle for hiking, commutes, or gym use. Leak-proof threaded lid.

Custom Logo Ready – Laser-engraving compatible on base/body for corporate gifts or retail branding without extra tooling costs.

Multi-Scene Use – Ideal for outdoor adventures, office hydration, student lunchboxes, and travel. Fits standard car cup holders.

Bulk Purchase Advantage – Factory-direct pricing with MOQ flexibility. Complies with FDA/CE standards.