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750ml Stainless Flask

Discover the ultimate companion for keeping your beverages at the perfect temperature all day long with our premium 750ml Stainless Flask. Engineered for durability and performance, this high-capacity flask is ideal for daily commutes, long office hours, and extended outdoor adventures. Its robust construction ensures it can withstand the rigors of an active lifestyle, making it a superior choice compared to standard models like the 500ml Stainless Flask. For those who demand the highest level of hygiene and corrosion resistance, our flask is crafted from top-grade materials, similar in quality to a dedicated 316 Stainless Vacuum Flask. This ensures your drinks remain pure-tasting and free from any metallic aftertaste. The reliable vacuum insulation technology, akin to that found in a premium 304 Stainless Vacuum Flask, locks in temperature for hours on end. Whether you're hiking, camping, or working on a construction site, this flask is built to be your go-to Outdoor Stainless Flask, offering unmatched thermal retention and rugged reliability.


The 750ml Stainless Flask is meticulously designed with user convenience and functionality at its core. It features a wide mouth for easy filling and cleaning, accommodating ice cubes effortlessly. The leak-proof, threaded lid ensures a secure seal, preventing spills in your bag or car. An ergonomic carry handle or a compatible carabiner clip (model dependent) allows for easy transport, hooking onto backpacks or belts with ease. The exterior boasts a sleek, brushed finish that is not only aesthetically pleasing but also resistant to scratches and fingerprints, maintaining its polished look through years of use. Its versatility makes it perfect for hot coffee on a winter morning, iced tea during a summer picnic, or even for storing soups and smoothies.

Detailed Product Specifications

Below is a comprehensive breakdown of the technical features and dimensions of the 750ml Stainless Flask:

  • Primary Material: 18/8 Food-Grade Stainless Steel (Inner & Outer Wall)
  • Insulation Technology: Double-Wall Vacuum Insulation
  • Capacity: 750 Milliliters (Approx. 25.4 oz)
  • Lid Type: Screw-On, Leak-Proof Cap with Silicone Gasket
  • Temperature Retention:
    • Keeps liquids hot for up to 12 hours
    • Keeps liquids cold for up to 24 hours
  • Exterior Finish: Brushed Stainless Steel, Scratch-Resistant
  • Additional Features: Sweat-Proof Design, BPA-Free, Dishwasher Safe (Lid components may vary)
Feature Specification Benefit
Height (with lid) 28 cm / 11 inches Fits in most car cup holders and backpack side pockets.
Body Diameter 7.5 cm / 3 inches Comfortable grip for most hand sizes.
Weight (Empty) 450 grams / 1 lb Lightweight yet sturdy construction for easy portability.
Mouth Opening Diameter 4 cm / 1.6 inches Allows for easy pouring, adding ice, and thorough cleaning.
Lid Material Food-Grade PP Plastic & 304 Stainless Steel Ensures safety, durability, and prevents flavor transfer.
Warranty 5 Years on Vacuum Seal Guarantees long-term performance and customer satisfaction.

This detailed specification set highlights why the 750ml Stainless Flask stands out in the market. The combination of superior materials, precise engineering, and thoughtful design results in a product that delivers consistent performance. From the laboratory-tested vacuum seal to the user-centric dimensions, every aspect is optimized for real-world use, providing an reliable solution for hydration needs in any setting.

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