Custom Sweat Proof Sports Double Wall Vacuum Insulated Thermal Drink Bottle Stainless Steel Water Bottle. Custom Surface Handling: Supports screen printing, spraying, hot stamping, frosting, and label printing. OEM/ODM Service: We accept customized orders and can arrange mold opening according to customer requirements. Free Samples Available: Free samples are provided for reference, with customer covering freight costs. Strict Quality Control: 100% visual inspection and 3-time leakage test before packing to ensure quality. 1:1 Defect Replacement: We provide a 1:1 replacement policy for any defective bottles received. Flexible Payment Terms: Accept T/T, Trade Assurance, Western Union, PayPal, and other secure methods. Multiple Shipping Options: Supports international express for small orders and sea/air freight for large orders. Eco-Friendly Production: Committed to green practices with actions taken to reduce carbon footprint.