stainless steel vacuum flask

Keep your beverages at the perfect temperature for hours with our high-performance insulated vacuum flask. Whether you are commuting, hiking, or simply enjoying a day out, this reliable container is designed for modern life. For those always on the move, our travel vacuum flask offers a compact and durable solution, fitting easily in car cup holders and backpack side pockets. If you need ample capacity for all-day hydration, the spacious 1 liter vacuum flask is an ideal choice. Engineered with precision, every model features a leakproof vacuum flask design, ensuring no spills in your bag or vehicle. Constructed from premium 18/8 stainless steel, it is rust-resistant and maintains the pure taste of your drinks without any metallic aftertaste.


The <产品名字> is meticulously crafted with attention to every detail to ensure superior performance and user satisfaction. Its advanced double-wall vacuum insulation technology creates an airless space between the inner and outer walls, drastically reducing heat transfer. This means your hot coffee stays steaming for up to 12 hours and cold drinks remain chilled for over 24 hours. The flask features a wide mouth for easy filling and cleaning, complemented by a precision-fit screw cap with a silicone gasket to enhance the seal. The exterior boasts a sleek, brushed finish that is both aesthetically pleasing and resistant to scratches and fingerprints. Ergonomically designed, the body is easy to grip, and the overall construction is built to withstand the rigors of daily use, making it a dependable companion for any activity.

  • Material: 18/8 Food-Grade Stainless Steel (Inner & Outer Wall)
  • Capacity: 1 Liter (1000 ml) / 16.9 oz
  • Insulation: Double-Wall Vacuum Insulation
  • Heat Retention: Keeps liquids hot for up to 12 hours
  • Cold Retention: Keeps liquids cold for over 24 hours
  • Lid Type: Screw-On Cap with Silicone Seal
  • Mouth Opening: Wide Mouth (approx. 45mm diameter)
  • Leakproof: Yes, 100% leakproof when closed properly
  • Exterior Finish: Brushed Stainless Steel, Scratch-Resistant
  • Dimensions: Height: 10.2 inches (26 cm), Diameter: 3.1 inches (7.9 cm)
  • Weight: 1.1 lbs (500 grams)
  • Dishwasher Safe: Lid is top-rack safe; flask is hand wash recommended
  • Warranty: 5-Year Limited Warranty
Feature Specification
Primary Material 18/8 Stainless Steel
Vacuum Insulation Double-Wall, Copper Lining
Temperature Retention (Hot) ≥ 12 Hours (from 90°C / 194°F)
Temperature Retention (Cold) ≥ 24 Hours (from 5°C / 41°F)
Lid Mechanism Threaded Screw Cap with Silicone Gasket
Leakproof Certification Tested and Certified Leakproof
Exterior Coating None (Pure Stainless Steel), Scratch-Resistant
Recommended Use Hot & Cold Beverages, Soups, Smoothies
Country of Origin Manufactured in ISO 9001 Certified Facility

Hot Products

  • Bicycle Water Bottle

    Bicycle Water Bottle

    The stainless steel double wall insulated bicycle water bottle is a high quality outdoor water bottle. There have some different capacity taht you can shoose.
    The item is one of our factory's stainless steel flask.
    We can production 30,000pcs every day.
    Look forward to hear you to contact more order details.
    Sample free.
  • Water Bottle with Storage Compartment

    Water Bottle with Storage Compartment

    Manufacturer of stainless steel water bottle with storage compartment ,loaction in yongkang city,china.
    We production high new and high quality water bottle .
    We accept OEM and ODM.
    Welcome to contact us to talk more.
  • Egg Mug

    Egg Mug

    Kudike's egg mug is a classic item, it is made of 304 stainless steel, the capacity is 350ml. There have a transparent lid, directly to drink. It is production by manufacturer - Jiangzhi Cup Industry Co., Ltd. We take our heart to every clients with our best serve and high products quality.
  • Water Bottle for Supermarket

    Water Bottle for Supermarket

    Are you still troubled by the fact that your child doesn't like drinking water, the water cup doesn't keep warm, and the material is not safe? Kudike has specially designed high-quality water bottles for children specifically for supermarkets. The entire chain from the inner liner to the cup lid has been upgraded. Using food-grade safe materials and cute cartoon designs, it solves all the concerns of parents! As the original factory, we have sufficient stock and support customization. We have already provided stable supplies to hundreds of mother-and-child stores and kindergartens across the country, using our strength to safeguard the drinking health of every child.
  • 22oz Stainless Steel Space Bouncing Lid Flask

    22oz Stainless Steel Space Bouncing Lid Flask

    Kudike 22oz Stainless Steel Space Bouncing Lid Flask ,keep warm adn colder, made in China, from Yongkang Jiangzhi Cup Industry Co.,Ltd, who is the professional factory have more than 12 years experience.
    We are looking for long time cooperation partner .
    Welcome to inquiry us .
  • Coffee Mugs

    Coffee Mugs

    Kudike is a well-known and widely used supplier of thermos bottles in China. Among them, this all 304 stainless steel portable coffee mugs features a gentle macaron tricolor appearance, with a built-in pop cap for direct drinking and a detachable hanging rope. The cup body adopts matte anti slip spray paint, geometric printing design with a circular appearance, and a compact cup shape suitable for commuting bags, backpacks, and car cup holders; The factory has its own injection molding and stamping production lines, supporting full customization of patterns, colors, and logos. It can be adapted to students, office workers, and outdoor travelers, with long-term temperature locking and cooling protection. Welcome to choose customization!

Send Inquiry

X
We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. By using this site, you agree to our use of cookies. Privacy Policy
Reject Accept