500ml Vacuum Insulated Water Flask – Premium Leak-Proof & Multi-Purpose

High-Performance Vacuum Insulation
Stainless steel double-wall construction with vacuum seal maintains hot/cold temperatures for 12-24 hours—ideal for boiling water, iced drinks, or gym hydration.
Military-Grade Leakproof Design
Precision-engineered screw lid with silicone gasket ensures zero spills, perfect for backpacks, car cupholders, or office use.
Durable 304 Stainless Steel Body
Rust-resistant, BPA-free inner layer withstands extreme temperatures (-20°C to 120°C) without retaining odors or flavors.
Ergonomic & Stylish Build
Sleek matte finish with anti-slip base; compact 500ml size fits standard cup holders and gym equipment.
Global Bulk Ready – Wholesale Advantage
Direct factory pricing, ready-to-ship inventory, and customizable bulk orders for retailers worldwide.
Multifunctional Use
Hot tea retention for commuters, cold brew for outdoor adventures, or post-workout hydration—all in one rugged flask.