Premium 18/8 stainless steel construction ensures durability and corrosion resistance

Double-wall vacuum insulation maintains hot/cold temperatures for 24 hours

BPA-free leakproof lid with one-touch opening for spill-proof hydration

350ml/500ml capacity options ideal for gym, office, or outdoor adventures

Mirror-polished finish with laser-engraved scale markings for precise measurement

Ergonomic curved design fits standard cup holders and backpack pockets

Non-slip powder coating base prevents surface scratches and noise

Military-grade drop test certified (1.2m height) with reinforced weld points

Ozone layer-friendly powder coating process exceeds EU environmental standards

Customizable bulk orders available with 48-hour production turnaround

Global warehouse network supports wholesale FOB shipments from $0.79/unit