
Double Wall Stainless Steel Water Bottle Vacuum Cup with Bamboo Lid BPA-Free Vacuum Insulated for Outdoor for Giveaways. Customizable Design: Supports custom logo, color, pattern, and packaging via OEM/ODM services. Superior Insulation: Keeps drinks warm for 12 hours and cold for 24 hours using 304 stainless steel. International Certifications: Meets FDA, LFGB, CE, and RoHS standards for safety and durability. Multiple Capacity Options: Available in 350ML, 500ML, 750ML, and 1000ML sizes for various needs. Versatile Application: Ideal for home, car, office, camping, and as promotional giveaways. Eco-Friendly Materials: BPA-free construction with recyclable materials and sustainable production. Professional Quality Control: Strict inspection by professional QC team before shipment ensures reliability. Competitive Pricing: High-quality thermos flasks offered at affordable prices for exceptional value.