Premium Customizable Vacuum Insulated Tumbler – Bulk Wholesale (510ml/17oz)
High-grade 18/8 stainless steel construction with double-wall vacuum insulation maintains hot/cold temperatures for 12+ hours. Leak-proof copper-sealed lid with precision CNC threading ensures durability. Smooth powder-coated exterior resists scratches; laser-engraving compatible for permanent branding. Ergonomic grip design with sweat-proof base for office, gym, or outdoor use. FDA-approved food-safe materials; dishwasher-safe for commercial cleaning. Ideal for cafes, corporate gifts, or retail resale. Minimum order flexibility with global bulk discounts.