India is a mixture of many climates and the temperature reaches 45 degrees in summer. In winter, it can reach 3-4 degrees. You need to keep yourself hydrated throughout the day with water which means carrying bottles of water around all day long.
A good quality thermos keeps your drink hot or cold for 22-24 hours which makes it perfect for any climate.
So, if you are looking for the best thermos flask in India, look no further. Here is a list of top 5 popular thermos flasks that you can buy.
Table of Contents
5 Top Thermos Flask Brands in India 2022
#1. Milton Thermosteel Flip Lid Flask, 1000 milliliters

Milton Thermosteel Flip Lid Flask is perfect for you as it comes with a bottle cover that makes it easy for you to carry and for travelling purposes.
Milton Thermosteel Flip Lid Flask is a unique flask with an 18/8 stainless steel body that protects the content from rust and corrosion. The flask has high-quality double walled vacuum insulation that provides maximum insulation for hot and cold contents for 24 hours.
The flask has an inside copper coating for better heat retention. For easy pouring, it has a hygienic push button lid that flips open.
This flask has a wide opening at the top which allows you to fill water easily and is convenient to clean. The flask is lightweight and compact in size so you can carry it easily wherever you go.
The flask is perfect for carrying tea, coffee, soup, and water. Milton Thermosteel Flip Lid Flask is available in 500 ml, 750ml, and 1000 ml capacity.
Specifications
Capacity | 1000 ml |
Item Weight | 700 g |
Item Dimensions LxWxH | 33.3 x 9.8 x 9.8 Centimeters |
Temperature Retention | 24 Hours |
Pros
- 1-year warranty
- Spill-proof and leak-proof
- 18/8 stainless steel body.
- Rust and corrosion-free Copper inside coating
- Comes with cover
- High quality double-walled vacuum insulation
- Preserves your refreshing drinks for longer durations
Cons
- A little bit heavy
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#2. Cello Swift Thermos Flask 1000ml

Cello Swift Stainless Steel Double Walled Flask is a high quality flask with 304 grade stainless steel body that makes it durable and rust free. The flask has vacuum insulation which provides maximum insulation for hot and cold contents for 24 hours.
The flask is made of double walled stainless steel which gives an extra layer of protection to your liquids from outside elements. The flask has a wide opening with a threaded cap on top that makes it convenient for you to fill the liquid and close the flask tightly.
The hygienic screwed lid is leak proof and delivers spillage free sipping. This flask can be used as tea or coffee, water bottle or thermos so you can use it in different ways according to your requirement.
Specifications
Capacity | 1000 ml |
Item Weight | 360 g |
Item Dimensions LxWxH | 8 x 8 x 27 Centimeters |
Temperature Retention | 24 Hours |
Pros
- Food grade stainless steel body.
- Non toxic and non rusting
- Spillage free sipping screw lid
- High quality insulation
- Lightweight and durable
Cons
- No warranty
- No cover included
- VACUSTEEL TECHNOLOGY: Vacusteel Technology is this unique collaboration of...
- MATERIAL: Cello uses 18/8 high grade premium quality stainless steel and it...
- WIDE MOUTH AND CONVINIENT PORTABILITY: The bottle features a wide mouth...
- SCREW TOP LID: The bottle is equipped with a sturdy screw lid, preventing...
- USAGE: Whether you're in the office, at home, or on a travel journey, this...
#3. Borosil Hydra Trek Thermos Flask, 850 ML

Borosil Hydra Trek Vacuum Insulated Flask is a double walled stainless steel flask that keeps your drinks hot for up to 22 hours or cold for up to 24 hours. The vacuum insulation technology of this borosil stainless steel water bottle prevents any heat transfer between the contents of the bottle and the external environment.
The Borosil flask has an inner layer of 304 grade stainless steel which is highly resistant to rusting, staining, odor retention and other contaminants. Its outer layer is made of 201 grade stainless steel with a copper coating inside for maximum temperature retention.
All the plastic parts of this flask are food grade, BPA free and safe for health. The borosil flask has a capacity of 850 ml. The leak proof lid of the flask is sturdy and enables you to lock the flask tightly.
Specifications
Capacity | 850 ml |
Item Weight | 440 g |
Item Dimensions LxWxH | 8.4 x 8.4 x 28.6 Centimeters |
Temperature Retention | Hot 22 hrs, cold 24 hrs |
Pros
- 1 year warranty
- Non leaching and toxin free for healthy drinking
- Easy to carry in backpacks/gym bags
- Trusted brand
- Spillage free sipping lid
Cons
- Capacity can be more
- No cover included
- Material type: Stainless Steel; No. of pieces: 1; Capacity: 850; Colour:...
- Insulation type: Double wall; Temperature retention: Yes (Keeps liquid...
- Best Usage: Office/School/College/Gym/Picnic
- Warranty: 1 Year; Covered in warranty: This product is under one year...
- Insulated double wall vacuum with copper coating for maximum temperature...
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#4. InstaCuppa Thermos Bottle 1250 mL

The InstaCuppa Thermos Bottle 1250 mL is made of a hygiene-safe premium powder-coated stainless steel matte finish that makes it durable, free from odor retention and staining. This insulation thermos flask has vacuum insulation technology that keeps the hot drinks hot for 12 hours or cold for 24 hours.
The mouth of this thermos flask is extra wide which enables you to fill the liquid more easily. The lid of the flask can be opened by pressing a button on its front side. This button design helps to avoid spilling the content while opening the lid.
The InstaCuppa Thermos Bottle 1250 mL can be used for carrying water, tea, coffee, soup, and milk. The flask has a capacity of 1250mL which is perfect for outdoor use like camping, hiking, cycling.
Specifications
Capacity | 1250 ml |
Item Weight | 600 g |
Item Dimensions LxWxH | 9 x 9 x 28 Centimeters |
Temperature Retention | Hot 12 hrs, cold 24 hrs |
Pros
- 1 year warranty
- Unique ultra modern design.
- Premium powder-coated matte finish.
- Wide mouth multi-purpose lid
Cons
- Quite pricey when compared to other brands
- Made from 304 grade stainless steel; 100% food-safe Double-walled...
- Leak-proof and BPA free lid with steel exterior Rust-free and condensation...
- Modern design with a wide mouth; easy to clean
- Ideal for carrying to work, picnics, day-long trips where hot or cold...
- Package Contents: 1 Stainless Steel Insulated Flask; Capacity: 1250ml
#5. TRANIAC – Train Like A Maniac Thermos Flask, 1000 ml

TRANIAC thermos flask is a very impressive sports flask which has a capacity of 1000 ml. This flask is made of top quality stainless steel with “extra sports mode lid” included which is perfect for carrying hot coffee or tea.
The TRANIAC thermos flask has double walled vacuum insulation technology which makes this bottle durable and keeps the drinks hot up to 13 hours and cold for 36 hours.
Because of the wide mouth design you can easily fill and clean this flask. The lid of the flask is leak proof and enables you to carry the flask without any worries of spillage.
Specifications
Capacity | 1000 ml |
Item Weight | 580 g |
Item Dimensions LxWxH | 32.4 x 10.3 x 10.2 cm |
Temperature Retention | Hot 13 hrs, cold 36 hrs |
Pros
- 1 year warranty
- Special “extra sports mode” lid with insulation
- Wide mouth design
- Non-toxic and toxin free
- Easy to clean and fill
Cons
- Cannot hold hot liquids for long time
- Not safe for dishwasher or microwave
- SUPERIOR HYDRATION FOR LIFE - This BPA-free bottle was designed to hold...
- MAXIMUM TEMPERATURE RETENTION - Designed with double walled vacuum...
- WIDE MOUTH DRINK SPOUT - Each metal water bottle features a screw-on,...
- REUSABLE ECO-FRIENDLY DESIGN - A smarter choice over plastic water bottles...
- INCLUDES EXTRA DRINK LID - Not only do you get one ergonomic non slip...
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My Recommendations
If you are looking for a high quality and durable thermos flask at the best price then my recommendations would be Milton Thermosteel Flip Lid Flask, 1000 milliliters. It has double wall insulation technology and the body of the flask is very sturdy.
If you are looking for a thermos flask with capacity of 1 liters then you can take Cello Swift Stainless Steel Double Walled Thermos Flask, 1000mL. This flask has maximum insulation properties and you can enjoy the cold and hot drinks for 24 hours, according to your requirement.