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The Milton Thermosteel Flask 1000 ml is a premium vacuum insulated steel flask designed for users who demand reliability, performance and portability. Built with a double walled stainless steel body and advanced vacuum sealing, this flask ensures your beverages stay hot or cold for up to 24 hours. Its flip lid doubles as a drinking cup, and the leak-proof mechanism makes it perfect for travel, office, or daily use.
Whether you are commuting in city heat, heading to work, enjoying a picnic in monsoon drizzle, or exploring outdoors, this flask keeps your drink at ideal temperature without any spills or external condensation.
This flask is ideal for:
Office professionals who want hot tea or coffee during long work hours
Students needing a reliable flask for college
Travellers & commuters needing spill-proof hydration
Families who want to carry safe liquids (soup, milk, water) for children or elders
Outdoor enthusiasts for picnics, treks, or day trips
If you need a reliable, durable, and leak-proof 1 L flask that adapts to Indian climate conditions, this is a strong fit.
Exceptional Temperature Retention
The double wall vacuum insulating design coupled with a copper inner coating helps maintain beverage temperature up to 24 hours (hot or cold).
Leak-Proof & Spill-Free Design
The flip lid mechanism seals tightly, preventing leaks even when kept sideways in bags.
Flip Lid Doubles as Drinking Cup
The lid converts into a small cup so you can drink conveniently without needing extra vessels.
Safe & Durable Material
Made from 18/8 food-grade stainless steel (also called 304 grade), safe from rust and contamination.
No Condensation on Outer Surface
The vacuum barrier prevents external condensation, keeping your hands & surrounding dry.
Portable & Practical
The pink protective jacket not only adds style but also protects against dents & makes carrying easier.
Easy to Clean
Removable lid, wide opening, and minimal parts let you clean the flask thoroughly, avoiding stale smell.
Warranty & Assurance
Comes with manufacturer’s warranty (check with us) and authenticity guarantee from ipshopy.
| Feature | Details |
|---|---|
| Capacity | 1000 ml (1 litre) |
| Material | 18/8 (304) stainless steel, food grade |
| Insulation | Double walled vacuum sealed |
| Lid Type | Flip lid — also doubles as drinking cup |
| Jacket | Steel Pink protective jacket / cover |
| Color | Steel / Pink jacket |
| Dimensions (approx) | unknown |
| Net Weight | unknown |
| Included Parts | Flask + lid + jacket / sleeve |
| Warranty | 12 months (manufacturer) (confirm) |
If any spec (weight, dimensions) is unknown, it’s safe to specify “unknown”.
Before First Use:
Wash the flask and lid thoroughly with lukewarm water and mild detergent, rinse well.
Let air dry before using.
Filling Instructions:
For hot beverages: pre-heat by rinsing with hot water, discard, then fill.
For cold beverages: pre-cool by rinsing with chilled water.
Fill to near full, leaving small headspace.
Close lid securely.
Usage Tips:
Avoid carbonated drinks (they can build pressure).
Don’t use for dry ice or pressurized liquids.
Avoid dropping or heavy impact on exterior.
Cleaning & Maintenance:
Use a soft bottle brush and mild dish soap.
Avoid bleach or harsh abrasives.
Rinse thoroughly after each use.
Leave flask open for drying to prevent odor.
For tough stains: use baking soda + warm water soak.
Storage:
Store with lid off to air out and prevent smell buildup.
1 × Milton Thermosteel Flask (1000 ml)
1 × Flip lid (cup)
1 × Protective pink jacket / sleeve
1 × Warranty / authenticity card
Verify authentic Milton logo & stamping
Check lid threading & seal ring—it must close snugly
Prefer flip lid if you want convenience, but plain lid may have simpler maintenance
Check if seller offers local warranty
Consider usage pattern: if for long hours in heat, review insulation claims
Compare weight vs capacity: heavier models may feel sturdy but bulky
Processing time: typically within 1–2 business days
Delivery: via standard courier (charges apply or free above threshold)
Returns / Replacement: within 7 days if unopened, defective or wrong item
Replacement conditions: must return in original packaging with all parts
Warranty coverage: 12 months from date of purchase (manufacturer’s)
What is covered: defects in materials or workmanship under normal use
What is not covered: damage due to misuse, tampering, falls, misuse of lids
Claim process: customer must provide original invoice, contact us for warranty service
We ensure genuine Milton stock – no counterfeits
Local warranty support via us
Detailed product descriptions and support
Prompt dispatch & careful packaging
Dedicated customer service for returns, queries, replacement
How long does Milton Thermosteel flask keep water hot?
Up to 24 hours under ideal conditions with full fill and proper pre-heating.
Is Milton Thermosteel flask leak proof?
Yes, the flip lid and sealing ring design ensure leak-proof performance.
Can I store milk or coffee in it?
Yes, but avoid long storage (> 8–10 hours) for milk; ensure regular cleaning.
How to clean a Milton Thermosteel flask?
Use warm water and mild detergent, use soft brush, rinse thoroughly, store open.
What material is used in Milton Thermosteel?
Food-grade 18/8 stainless steel (304 grade), both inner and outer walls.
What is the warranty for Milton Thermosteel flask?
12 months (manufacturer) – subject to terms and proof of purchase.
Does the flask sweat or form condensation outside?
No, thanks to vacuum insulation, the exterior remains dry even with cold drinks.
