Premium Double-Walled Vacuum Insulation Technology: 18/8 food-grade stainless steel construction maintains beverages at optimal temperatures for 12-24 hours (hot/cold) with vacuum-sealed air gap.

Precision Laser Engraving for Custom Branding: High-definition logo customization available on both body and lid using scratch-resistant laser etching technology.

Commercial-Grade Durability: Military-standard 304 stainless steel with BPA-free copper plating in vacuum layer resists dents, corrosion, and condensation.

Ergonomic Leakproof Design: Threaded copper ring reinforcement and silicone gasket ensure 100% spill-proof performance for cycling, hiking, and car commutes.

Multi-Capacity Versatility: Choose between 350ml (compact), 500ml (daily), or 750ml (fitness) sizes with wide-mouth opening for ice cubes and easy cleaning.

Professional Finish Options: Matte/glossy powder coating with colorfast finish withstands dishwasher cleaning and UV exposure.

Ideal for corporate gifting, outdoor retailers, and hospitality bulk orders with MOQ discounts available for 500+ units.