750ml Sports Portable Double-Wall Vacuum Flask Insulated 304 Stainless Steel Water Bottle

750ml Sports Portable Double-Wall Vacuum Flask Insulated 304 Stainless Steel Water Bottle. Customizable Design: Accepts customized colors, logos, and packaging for personalization. Long Insulation Performance: Keeps drinks hot for 6 hours and cold for 12 hours effectively. Premium Material Construction: Made with Inner SS304 and Outer SS201 stainless steel for durability. Eco-Friendly Feature: Designed as an eco-friendly reusable alternative to disposable bottles. Versatile Usage Scenarios: Suitable for travel, office, home, indoor, outdoor, and in-car use. Professional Manufacturer: Over ten years of experience in designing and manufacturing water bottles.