The world's concern for the environment has never been stronger. And one of the ways people are getting it right is with sustainable shopping. (Even Prada is getting in on the action.)
At the top of the list are reusable water bottles that cut down on single-use plastic. Here, a list of the best water bottle brands so you can stay hydrated while on the go.
1| Brita

Germany company Brita is known for its water filters and filtration systems. It uses the same ones in its water bottles so you can have filtered water on the go. What its filter does is reduce chlorine taste, odor, and particulates.
2| CamelBak

CamelBak is all about the cap. The BPA- and BPS-free bottles provide fast flow through a bite valve while also being durable. What's more, the brand offers a lifetime guarantee.
3| Contigo

Through the use of technology, Contigo's bottles are both leak- and spill-proof. The brand uses an auto-seal mechanism that only dispenses water with the press of a button. As far as insulation goes, a Contigo bottle keeps drinks hot for up to five hours and cold up to 12 hours.
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4| Corkcicle

Compared to other bottles, Corkcicle leads in design. It has ergonomic flat sides, a non-slip silicone bottom, and a leakproof cap. Go with a classic: The original stainless steel Corkcicle bottle is triple-insulated to keep your drinks cold for 25 hours and hot for 12.
5| Hydro Flask

Hydro Flask seems to be the most popular water bottle right now. It's the best rated on Amazon and on several other sites, too. The company makes double-wall, vacuum-insulated, stainless steel water bottles. You can choose from three lids: a wide-mouth turn-style cap, a wide-mouth straw lid, and one that opens with a flip.
6| Klean Kanteen

The possibilities are endless with Klean Kanteen. Its bottles come in a variety of colors and different styles and with various caps. Unlike other bottles, Klean Kanteen's doesn't have a chemical lining. There's also something to be said about the classic, wide-mouth design, which is perfect for ice cubes and smoothies.
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7| LifeStraw

LifeStraw is another company that's known for its filter, only this time it comes in the form of
8| Nalgene

Nalgene is a classic. Though known for its original large-size bottle that comes with a wide mouth, the brand has a bottle for pretty much everyone. There are currently 10 bottles in the company's range, including a flask, a fitness-style bottle, and an oasis jug.
9| S'well

Founded in 2010, S'well is a New York company that makes reusable water bottles and insulated products.
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10| Sigg

Sigg has been making reusable bottles since 1908, and that's why its incredibly lightweight and durable bottle is known as the original Swiss bottle.
11| Simple Modern

Simple Modern has a bottle for every occasion. The brand's selection of bottles can store anything, from coffee to wine. Choose from powder-coated finish bottles, stainless steel bottles, sweat-free water bottles, tumblers, and travel mugs.
12| Takeya

Using Japanese-inspired design, Takeya promises to keep drinks ice-cold for 24 hours and steaming hot for 12 hours. The brand's insulated bottles use a double-wall, vacuum-insulated design—even the lid is insulated.
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13| Thermos

Thermos' manufacturing history of insulated containers dates back to 1904. It's a tried-and-tested brand, and yes, the bottles are still as durable as they were when you were growing up.
14| Yeti

Yeti's tumblers are
15| Zojirushi

Japanese company Zojirushi started with glass vacuum bottles in 1918. Now, the brand continues to enhance its bottles' design and usability; most notable are its stainless steel bottles.