Premium double-wall vacuum insulation technology maintains beverage temperature for up to 24 hours (hot/cold) with 18/8 food-grade stainless steel construction. Seamless inner copper plating enhances thermal efficiency while preventing condensation. CNC precision-crafted mouthpiece ensures smooth drinking experience with leak-proof threaded lid.

Available in versatile 18oz/32oz/48oz/64oz sizes for gym, office, camping, or travel use. Custom branding options available for bulk orders (500+ units) with laser engraving or silk-screen printing.

Commercial-grade durability withstands drops and dents with reinforced base. BPA-free materials meet FDA/CE standards. Wholesale MOQ starts at 100pcs with factory-direct pricing.