
400ml Personalized BPA-Free Double-Walled Vacuum Water Bottle Food-Grade, Leak-Proof and Lightweight. Double-Walled Vacuum Insulation: Maintains heat for 10 hours and cold for 10 hours with double stainless steel layers. 100% Leak-Proof Design: Ensures secure storage with a leak-proof structure for worry-free transport. Food-Grade 304 Stainless Steel: Constructed from high-quality 304 stainless steel, BPA-free and safe for daily use. Customizable Logo and Color: Offers full customization for logo printing and multicolor options to suit brand needs. Eco-Friendly and Durable: Made with eco-friendly materials and designed for long-lasting performance. Versatile Usage Scenarios: Ideal for home, school, work, and outdoor activities like picnics and travel. Comprehensive Certifications: Passed LFGB, FDA, BSCI, Sedex, and ISO9001 certifications for quality assurance. OEM/ODM Support: Accepts OEM and ODM orders with flexible customization for packaging and design.