10 Best Insulated Water Bottles for 2020

Tired of constantly having to leave your desk at work and wait in line to grab a glass from the office water filter? Do you have to work out late or work outdoors under the scorching sun and wish, quite often, that you had a cool drink? Or if you are a student, and constantly need to ask your friend for a sip of water out of their flask, it is time to invest in a good, durable water bottle.

An insulated water bottle is specially designed, unlike the commonly available cheap plastic ones in the market, for insulation. It will keep your hot drinks (e.g.: coffee, tea, even soup) while your cold drinks (e.g.: lemonade, iced water, shakes, etc.) cool for several hours or until your school day or work day is over.

The days of carrying a boring water flask to work are over. The days of just buying a plastic bottle are over- you can be eco-friendly and hydrated at the same time just by getting yourself a fun, optimum sized water bottle.

1. Hydro Flask Water Bottle

Highlighted Features
Available in three size options and multiple color variants
Wide straw, wide flip lid and wide bottom; opening is wide enough to fill with ice
Honeycomb insulation and double walls
Stainless steel construction to minimize rusting
This stainless steel water bottle from Hydro Flask comes in a multitude of sizes- 12 oz., 32 oz., and 40oz. It has multiple color variants like black, cobalt, flamingo, olive, mint, Pacific, watermelon, white and graphite. These flasks feature a wide flex cap, a wide flip lid and a wide straw lid for ease of use. It has a double wall insulation design for keeping liquids hot for up to 6 hours and cold for up to 24 hours.

The flask itself is condensation-free, but not the lid. The water bottles have a sturdy build and a smooth shiny finish. For best result, it is better to wash by hand or rinse slightly with soap- dishwashers will destroy the shine of the flask and its accessories.

It works remarkably in keeping cold liquids cold. Icy drinks retain their chill for hours and it can easily last through the day or even a couple of days. One issue pointed out by most users was that the straw is of inferior quality- it lets in air bubbles and causes difficulty in suction at times.
Pros
Works beautifully with ice- keeps cool for a couple of days or more despite living in hot regions
Smooth finish, sturdy build, and design
Easy to clean; hand wash to prolong the life of the flask
Long life span
Cons
Dents when dropped; but the insulation still works fine
Straw causes air leaks, air bubbles, and difficulty in drinking

2. Thermos Stainless Steel Hydration Bottle

Highlighted Features
Comes in multiple color variants; single size option of 18 ounce
Rubber clasp for greater grip; wide mouth; flip-lid open by one-push button
Stainless steel construction
Made of tough, high-quality stainless steel both inside and outside, this water bottle features a one-push button lid. It also has a wide strip of clasp for grip and to prevent it slipping out of your hand during transport. It is available in a single size of 18 ounces but Thermos offers a range of colors like Cranberry, Blush Matte, Charcoal, Electric Blue, White, Mint, etc. and even several different designs in the plain stainless steel variant.

It has a flip-top lid but no protruding straw- the lid is built-in for sipping. The flask is dishwasher safe. It is condensation proof- meaning that the exterior of the flask doesn’t leave condensation rings. Don’t over tighten the lid as it will damage the seal. It is very good at insulation- hot liquids remain hot for a great part of the day and cold things remain cool for at least 12 hours.

Pros
Leak-proof, tight sealing, and drip-free flask
Dishwasher friendly
Wide mouth of the lid makes it easy to put in ice
No nooks or crevices makes it easy to clean
Cons
Dents when dropped; the lid may get more damaged than the bottle itself
Seal gets worse if over-tightened
Gasket is faulty; drops and gets displaced a lot.

3. Simple Modern Wave Water Bottle

Highlighted Features
Double walled vacuum insulation; upper coated layer for extra insulation
A variety of colors to choose from; four size variants
Screw-on cap; interchangeable between some sizes
Stainless steel construction; sleek design
This water bottle comes in a variety of color and size options – the colors include midnight black, rose gold, mint, strawberry, etc. while some bottles have patterns on them like Starry night, Pollock, marble, etc. There are four size variants- 9oz., 17oz., 25oz., and 34oz. The first two sizes and the latter two sizes have the same sized cap, and hence can be used interchangeably.

The bottle is made of 18/8 stainless steel for durability. The double walls filled with vacuum ensures superior insulation of the liquid inside. There is an additional copper lining on the interior of the bottle to provide excess insulation. The screw-on top makes sure that none of my favorite drink gets spilled while being transported.

The bottles provide superior insulation for both and cold beverages and it also works well for many different kinds of beverages.
Pros
Superb insulation- can last an entire day outdoors or at work without losing the heat or coolness
No condensation occurs on the external surface
Cons
The cap is a bit difficult to clean; even more, if you submerge it, for it traps water within
Leaks a bit when tipped

4. Klean Kanteen Wide Insulated Stainless Steel Bottle

Highlighted Features
Fits most cup holders and side pockets of back-packs
Easy to carry with the loop cap; cap can also be attached to rings anywhere; interchangeable caps.
The bottle doesn’t leave condensation rings; doesn’t leak to leave a watery mess
you have to wash or change frequently
This stainless steel flask from Kleen Kanteen comes in an attractive stainless steel exterior and a loop cap. It comes in three size variants namely 27oz., 40oz., and 64 oz. The color options include brushed stainless steel, Neptune blue, Roasted pepper, and Vineyard Green.

This is a cool flask for home, work or school use. The double walls offer great insulation and stainless interiors make sure the drink stays hot or cold for hours, as desired. The cap on this one has two variant- Flip D-Ring Cap and the new Café Cap- making it easy to use on the go.

If you use it interchangeably for holding two or more drinks, like water and coffee, the lid may keep up some flavors and smells but not the bottle itself. This flask is ideal for hot beverages as it last several hours. It will also delay the ice in your drinks melting and keep it cool for several hours.
Pros
Three size variants; four color options-red, green, blue, stainless steel- to choose from
18/8 stainless steel construction, both on the inside and outside.
Double walls provide superior insulation to any kind of beverages
Cons
Some people reported getting an inferior quality product compared to the Kleen products they have been buying for years- buyer beware of scam sellers
The lid is made from inferior quality; the gasket sometimes leaks and sticks
The lid picks up flavors and smells from the drink and

5. Klean Kanteen Classic Double Wall Vacuum Insulated Water Bottle

Highlighted Features
Four size variants, multiple color options to choose from
Interchangeable, easy loop caps
Stainless steel construction on the interior and exterior
Double walled; vacuum insulation
The Kleen Kanteen double-walled vacuum insulated water bottles come in a variety of size variants, price options and multiple color variants to choose from. The level of insulation also differs depending on the model you pick, ranging between 12 hours of keeping your drink hot to about 30 hours.

The sizes available include 12oz., 20oz., 32oz., and 64oz. The color variants offered by Kleen include Beetroot, Bamboo Leaf, Canyon Orange, etc. The bottles can keep iced drinks cool for up to 50 hours. Despite the size or color variant you choose, the Kleen caps fit all of them and can be used interchangeably.

The construction is stainless steel for the bottle and BPA free polypropylene for the caps. The wide mouth makes it easy to drink from and easy to pour, especially if you’re using ice. The cap has no crevices which makes it easy to clean.

The bottle picks up flavors from strong smelling drinks. Also, users reported that they need to wash it very frequently because a funny mold smell builds up and may even cause a health hazard.
Pros
Wide mouth; an easy screw-on cap that has no crevices and is thus, easy to clean
Superior insulation- keeps liquid hot for about 20 hours and cold drinks for up to 40 hours.
Cons
Some users reported bout rusting of the bottle interior; a few received chipped products
Try not to drop the bottles; doesn’t hold up very well against dents

6. Stanley Vacuum Insulated Water Bottle

Highlighted Features
Stainless steel construction; vacuum insulation
Multiple sizes and color options to choose from
This attractive looking bottle from Stanley comes in size variants of 18oz., 25oz. and 32oz. It is made of 18/8 stainless steel that is not prone to rust. Featuring a two-stage cap, this bottle is sturdy and durable. It also comes in some color variants of brushed stainless steel, green and matte black. This vacuum insulated bottle keeps drinks iced for about 28 hours and Is able to keep liquid cool for about 8 hours.

The two mouths means you can add ice easily from the wide-mouthed one while it is easier to drink directly from the smaller spout. It is dishwasher safe but some users still prefer washing it by hand, especially if they are afraid it might damage the matte finish.
Pros
Easy to clean; leak proof
Two-stage cap makes it easy to put ice or sip from the smaller spout if needed
Great insulation, especially for iced drinks
Cons
The gasket in the cap falls out frequently
The bottle is prone to dents when dropped even if the drop is not from a great height
The lid smells weird, as reported by some users

7. Coleman FreeFlow Stainless Steel Water Bottle

Highlighted Features
Multiple color variants; two size variants of 24oz. and 40oz.
Flip-top lid that is opened by a one-push button at the back of the bottle
This attractive water bottle from Coleman comes in two size variants of 24oz. and 40oz. It is able to keep hot beverages steaming for up to 20 hours while you icy cold drinks would stay cool for 58 hours, sufficient to last through your busy day.

The bottle features a one-push button to prevent leaks and spills while transporting your bottle. The lock technology employed also prevents the cap opening accidentally. The flip-top lid covers the mouth-piece while being easy to clean.

This bottle comes in color variants of black, green, slate, violet, sea foam, etc. The double walled stainless steel bottles provide superior insulation. Some users have reported of being disappointed with the color- appears different under the sunlight.
Pros
Plastic handle to carry the bottle easily
Leak-proof; decent insulation
Cons
The 40oz. container may seem a little bulky; doesn’t fit all cup holders.
The push button is not intuitive- you have to reach out at the back to push it and the spout is level with the rest of the lid, making flow a little tedious.

8. YETI Rambler Vacuum Insulated Stainless Steel Bottle

Highlighted Features
Triple haul cap with a wide loop and leak-proof rubber rings
Slim, well-built; optimum capacity of 26oz.
Multiple color options
This attractive-looking water bottle from Yeti comes in a variety of colors like brick red, tahoe blue, sand, pink, olive green, etc. It, however, comes in a single size of 26oz. The bottle is sized to meet your daily liquid needs without being bulky or difficult to hold. The colors are durable and build to last- doesn’t scratch or crack. The bottle has a screw-on lid that opens to a wide mouth, large enough to let numerous ice pieces pass through.

The cap has a wide loop so you can comfortably get your three fingers for stronger grip. The bottle itself is constructed of 18/8 stainless steel and its double wall vacuum insulation help the liquids inside stay hot or cool throughout the day.
Pros
Attractive design; beautiful color variants; non-scratch durable colors; slim body, without being bulky
Tough, and durable; doesn’t dent on light drops
Doesn’t sweat or leave condensation rings behind
Cons
This may not be a good flask for pouring into another container or mug- the bottle is wide mouthed and hence it drips from the rim
Some users feel the insulation aspect requires improvement, especially keeping hot liquids hot

9. AVEX Brazos Autoseal Stainless Steel Insulated Water Bottle

Highlighted Features
Provides 20 hours of insulation for cold drinks
Double walled vacuum insulation
Flip-top cap, opened by one-push button; handle for easy carrying of the flask
Available in two style variants
It is dishwasher safe but must be placed in the top rack for safety and durability
This double-walled vacuum insulated water bottle from Avex features a one-push button that opens the flip-top lid. The bottle also has a handle for comfortably holding it while transporting. Available in two style variants- Real Tree Camo and Stainless Steel- this is leak-proof and spill-proof. It has a smooth, slim body that can fit most cup holders and pockets of backpacks.

The outer coating gets scratched easily as reported by some users, especially the black coating peels off more readily than the other. A few users find the lid problematic- it leaks sometimes and needs to be open and screwed on more tightly, with some force, to prevent leaks and spills.
Pros
Superior insulation; keeps things cool for several hours
Easy to clean, easy to pour and drink from
Cons
Doesn’t keep the drink as cold as guaranteed by the claims, but it is good enough for several hours.
The manufacturer warns against the use of carbonated drinks or hot beverages in this flask, which limits its use to a large extent

10. Hydro Flask SYNCHKG096809 Water Bottle

Highlighted Features
Stainless steel construction; powder coating on the exterior surface
Flexible cap and handle; interchangeable caps
Keeps liquids hot for 12 hours and cold for up to 24 hours
BPA free
Double-walled vacuum insulation; Honeycomb temperature resistant lid technology
This water bottle from Hydro Flask presents innovation in design while keeping drinks hot for up to 12 hours and cold up to 24 hours. It comes in multiple size- 120z., 18oz., 21oz., and 24oz.- and multiple color- Black, Blueberry, Flamingo, Raspberry, Cobalt, Graphite, Lava, etc.

Constructed from 18/8 stainless steel and BPA free materials, Hydro Flask bottles are durable and free from rusting. They have a powder coating on the exterior surface which prevent them from forming condensation rings. The exterior surface makes it easy and comfortable to grip.

The cap is made of flexible material and stainless steel pivots to prevent it from falling apart. The flexible handle makes it easy to carry your flask around. The lids are interchangeable and have the same great quality.
Pros
The bottles are standard sized, making them easy to fit into most cup holders and pockets
Great insulation- keeps drink cold for a long time and icy drinks do not melt readily
Multiple color and size variants to choose from
Cons
Users reported discoloration of the external surface
Bottle is prone to dents forming when dropped; not very durable; lifetime warranty doesn’t cover scratches and dents

Things to Consider Before Buying an Insulated Water Bottle

Durability
A water bottle is something you need every day, all the time. Hence, it should be able to bear the wear and tear of daily use. Most common insulated water bottles are made of 18/8 stainless steel.

These bottles are prone to dents forming on the surface when dropped. To ensure durability, try to prevent it from drops in the first place. A lot of companies have lifetime warranties on their products. You may seek those if you have dents or scratches or damages on just a few uses.

Size
A typical water bottle should have an optimum capacity. It should be able to contain enough water without requiring frequent refills. Typical insulated water bottles come in common sizes of 20oz., 24oz., 27oz., 30oz. or can be as large as 60oz.

Since you would be carrying the bottle around, you don’t want it to be too heavy or bulky. Also, the size and build should be such that it can fit cup holders or water bottle pockets of your backpacks.

Insulation
Generally, water bottles have double walls with a vacuum between them. This prevents heat loss. Also, the steel interior and exterior prevents heat loss by radiation.

A well-insulated bottle should keep your icy drinks cold or hot beverages hot for at least several hours (e.g.: 8 to 9) to a day or two. The longer it does that, the better. But longer insulation sometimes adds to the cost of the bottle.

Variety
Insulated water bottles no longer have to black or white. They are now available in multiple color variants of pink, blue, green, red, violent or even patterned exteriors. Some have a matte finish while others have glossy ones.

Choose a bottle whose colors won’t fade over time or when exposed to direct sunlight. The surface should also not scratch, or peel or chip away after just a few uses.

Convenience
Some insulated water bottles have specific features that make it easy to use and very convenient. A rubber grip band on the exterior surface of the bottle will provide a better grip and make it comfortable to carry.

Some bottles have flip-top lids, which don’t have crevices making it easy to clean and prevents the build-up of dust and micro-organisms. Bottles will interchangeable caps will enable you to use them for different size variants of the same bottle.

Conclusion
Carrying a water bottle to work, school or when you are outdoors is vital. The key to maintaining health is hydration- we got you covered by listing the best insulated water bottles available in the market.

We have compiled out list keeping in mind factors like durability, size, insulation, comfort, convenience, ease of use and cleaning, colors, etc. This list will help you narrow down your choice and pick nothing but the best for you and your family.

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