Thermos Stainless Steel Vacuum Flask 1.7-2.7L

Stay prepared with long‑lasting temperature control

for hot tea, coffee, or chilled drinks wherever you go. This Thermos Insulated Stainless Steel Vacuum Flask offers large capacities up to 2.7L, making it suitable for camping, road trips, outdoor work, and all‑day hydration without constant refilling.

Crafted with an inner 316 stainless steel body and 304 stainless steel lid and inner plug, this flask is designed for corrosion resistance and stable, neutral taste. The double‑layer vacuum insulation helps maintain temperature for extended periods (heat preservation up to 72 hours under suitable conditions), keeping hot drinks warm and cold drinks refreshing. The wide 72mm mouth allows easy filling with water, tea, coffee, ice cubes, or other beverages such as milk, juice, or wine.

Available capacities are 1700ml (59.83oz), 2000ml (70.39oz), and 2700ml (95.03oz). Dimensions: 1700ml - 410 × 140 × 140mm (16.14 × 5.51 × 5.51in); 2000ml - 440 × 140 × 140mm (17.32 × 5.51 × 5.51in); 2700ml - 450 × 160 × 160mm (17.72 × 6.3 × 6.3in). Product net weight: 1700ml - 1110g; 2000ml - 1180g; 2700ml - 1480g. The food‑grade silicone rubber seal helps prevent leaks, while the balance ring design keeps the flask stable on flat surfaces.

The flask features a press‑type inner lid for 360° pouring and one‑key opening for quick serving. A shared teacup lid lets you choose between direct drinking or cup use. The portable non‑slip folding handle and included shoulder strap support comfortable carrying during travel, hiking, sports, or daily commuting. Offered in black or green, it functions as a hot water bottle, large tea bottle, or outdoor coffee pot in one versatile design.

Why It's a Smart Choice

• Large 1.7-2.7L capacity reduces refills and supports all‑day use for individuals, families, or small groups.
• Durable 316/304 stainless steel construction with double‑layer vacuum insulation for extended temperature retention.
• Practical details such as 360° press‑to‑pour lid, shared teacup, folding handle, balance ring, and strap for reliable outdoor and everyday use.

FAQ

Q: How long can this flask keep drinks hot or cold?
A: Under appropriate conditions, the double‑layer vacuum insulation can keep beverages hot for up to 72 hours. Actual performance varies with fill level, starting temperature, and ambient environment.

Q: Is it safe for acidic or dairy drinks?
A: Yes. The inner 316 stainless steel is corrosion‑resistant and suitable for tea, coffee, milk, juice, and similar beverages. For best hygiene, rinse and clean after each use.

Q: Does it leak if carried in a bag or car?
A: The flask uses a silicone rubber seal and a press‑type inner lid designed to be leak‑resistant when properly closed. Ensure the lid and inner plug are firmly tightened before transport.

Q: Can I pour directly without removing the lid?
A: Yes. Press the inner lid to enable 360° pouring. This allows convenient serving without completely opening the flask, helping retain temperature.

Q: Is the strap removable?
A: The flask comes with a carrying strap intended for outdoor travel and daily use. Depending on the model, it can typically be detached or adjusted to suit your carrying preference.