Office Isothermal Flask

When you need a reliable solution to keep your beverages and meals at the perfect temperature throughout the workday, look no further than our high-performance isothermal flask. Our Isothermal Flask is engineered with advanced vacuum insulation technology, ensuring your coffee stays hot and your lunch stays cold for hours. We offer versatile sizes to suit every need, including the compact and portable 650ml Isothermal Flask, perfect for a single serving, and the larger capacity 1.3L Isothermal Flask for sharing or all-day hydration. Constructed from premium Food-Grade Isothermal Flask stainless steel, our products guarantee purity and durability, making them the ideal choice for any office environment.


The Office Isothermal Flask is meticulously designed to integrate seamlessly into your professional routine. Its sleek, modern aesthetic complements any desk or meeting room, while its robust construction withstands the rigors of daily commutes and office use. The flask features a wide mouth for easy filling and cleaning, a leak-proof lid for secure transport in your bag, and an ergonomic handle for comfortable carrying. It maintains the optimal temperature for your drinks and food, enhancing your productivity and comfort at work.

  • Capacity: Available in 650ml and 1.3L sizes
  • Material: 18/8 Food-Grade Stainless Steel (Inner & Outer Wall)
  • Insulation: Double-Wall Vacuum Insulation
  • Temperature Retention: Keeps liquids hot for up to 12 hours and cold for up to 24 hours
  • Lid Type: Screw-on, Leak-Proof Cap with Integrated Handle
  • Opening Diameter: 48mm (Wide Mouth)
  • Exterior Finish: Brushed Stainless Steel, Sweat-Proof
  • Dimensions (1.3L Model): Height: 28cm, Diameter: 9.5cm
  • Weight (1.3L Model): 450g
  • Care Instructions: Hand wash recommended with mild detergent
Feature 650ml Model 1.3L Model
Hot Retention (≥68°C) 10 hours 12 hours
Cold Retention (≤10°C) 20 hours 24 hours
Height 22 cm 28 cm
Diameter 7.5 cm 9.5 cm
Weight 320 g 450 g
Best For Individual Use, Short Trips Sharing, Long Workdays

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