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18 OZ Stainless Steel Vacuum Insulated Flask

Whether you're heading out for a day of hiking or commuting to the office, having a reliable container for your beverages is essential. Our product is designed to meet the highest standards of performance and convenience. For those who demand absolute security against spills, our Leakproof Stainless Steel Vacuum Insulated Flask is the ideal companion, ensuring your bag stays dry. If your lifestyle involves constant movement, our Travel Stainless Steel Vacuum Insulated Flask is engineered for portability and durability on the go. Health-conscious individuals will appreciate our BPA Free Stainless Steel Vacuum Insulated Flask, crafted with materials that are safe for everyday use. Finally, for the adventurers who brave the elements, our Outdoor Stainless Steel Vacuum Insulated Flask is built to withstand rugged conditions while maintaining optimal temperature for your drinks.


The 18 OZ Stainless Steel Vacuum Insulated Flask is constructed with a double-wall vacuum insulation system that creates an airless space between the inner and outer walls. This technology significantly reduces heat transfer, keeping your hot drinks hot for up to 12 hours and your cold beverages chilled for up to 24 hours. The outer body is made from high-grade, food-grade 18/8 stainless steel, which is resistant to rust and corrosion. The flask features a precision-engineered screw-on lid with a silicone gasket to ensure a tight seal. Below is a detailed breakdown of its specifications.

  • Capacity: 18 oz (532 ml)
  • Material: 18/8 Food-Grade Stainless Steel (Inner & Outer Wall)
  • Insulation: Double-Wall Vacuum
  • Temperature Retention: Hot for 12 hours, Cold for 24 hours
  • Lid Type: Screw-On with Silicone Gasket
  • Finish: Brushed Stainless Steel, resistant to fingerprints and scratches
Feature Specification
Height (with lid) 9.5 inches (24.1 cm)
Diameter 2.8 inches (7.1 cm)
Weight (Empty) 12.5 oz (354 grams)
Dishwasher Safe No (Hand wash recommended)
Warranty 5 Years

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