Whether you're in the asphalt jungle, the great outdoors, or somewhere in between, Iron Flask has everything you need for staying sufficiently hydrated — or caffeinated — on any of your daily adventures. Our water bottle product line is designed with the best features for an active lifestyle, including premium stainless steel, a double wall of vacuum insulation, and an extensive choice of colors and functional features. Available in sizes ranging from 12 to 64 oz, shop for your own stainless steel water bottle today and discover the difference of high-quality design and the Iron Flask commitment to customer satisfaction!

Stainless Steel Water Bottles

Made with high-grade stainless steel, the insulated water bottle from Iron Flask is designed to keep your coffee piping hot when you're on the go or your water icy cold in warm weather. Perfect for any kind of climate, our flask water bottle will keep your liquids warm for up to 12 hours and cold for up to 24 hours.

Our wide mouth water bottle selection also includes three different lids at no extra cost, giving you the convenience of choosing the best features for your day-to-day needs. The straw lid provides easy, drip-free access to cold water or your favorite sports drink during your workout. The stainless steel water bottle also includes a spout lid with a screw-on top, which provides reliability with a 100% leak-proof design. And finally, the flip lid option features a durable, slip-free handle that makes it easy to carry when you're on the move.

Our wide mouth water bottle is carefully designed to accommodate your everyday lifestyle, including a cup holder-friendly design in a range of sizes: 14 oz, 18 oz, and 22 oz. If you need a bigger water bottle, we also feature larger sizes, including 32 oz, 40 oz, and 64 oz. Additionally, you can also choose from a selection of fun and eye-catching colors such as Bubble Gum, Aquamarine, Fire, Kiwi Green, Midnight Black, and more. The Iron Flask water bottle also features a powder-coated finish, giving it a sleek look that holds up to everyday wear and tear.

At Iron Flask, we also feature the popular retro water bottle, which has a sleek, cola shape that fits into most cup holders found in cars, bicycles, and backpacks. Choose from a selection of elegant colors such as Bubble Gum, Day & Night, Sky, Dark Rainbow, Twilight Blue, and more. Depending on your needs, you can also choose from several sizes, including 12 oz and 17 oz (both cup-holder friendly), and 25 oz. As an added bonus, our retro water bottle also comes with a special bottle cleaning brush, which makes it easy to keep squeaky clean and sanitized.

Vacuum Insulated Water Bottles

We understand the importance of staying healthy and hydrated throughout the day, which is why our best selling water bottle is made with high-quality stainless steel that is not only built to last but also comes with a plastic lid that is BPA-free and non-toxic. Stop buying plastic bottles, which negatively affect flavor and pollute the environment, and switch to stainless steel for your insulated water bottle. Iron Flask’s carefully made products will never rust or leave a metal taste in your mouth.

At Iron Flask, we believe in the quality of our stainless steel water bottle, which is why we offer customers a lifetime warranty and a 100% satisfaction guarantee on all our products. We also feature useful accessories for getting the most out of your Iron Flask water bottle, including a paracord handle and extra lids & cleaning brushes. We also offer a protective boot with the same bottom width, which fits 14 oz, 18 oz, and 22 oz bottles and a larger boot that fits the 32 oz and 40 oz sizes.

Built to last and perform like no other, Iron Flask is committed to helping you stay hydrated and reducing plastic waste. Shop for your own top-quality, durable Iron Flask water bottle today!

Water Bottles Frequently Asked Questions (FAQ's):

What is 18/8 stainless steel?

The highest quality stainless steel available, 18/8 stainless steel is durable, non-toxic, and built to last.

What is a reusable water bottle?

A better choice for your health and the planet, a reusable water bottle made with stainless steel is easy to keep clean and sanitized for daily use over and over again. 

What is a vacuum insulated water bottle?

The stainless steel body has a double wall of vacuum insulation between two stainless steel walls, which maintains hot or cold beverages for hours, regardless of the outside temperature.

What is double wall vacuum insulation?

Double-wall vacuum insulation is an advanced technology that maintains temperatures in hot and cold beverages. The two walls of stainless steel create a vacuum of insulation that keeps drinks hot or cold for several hours. 

What is grade 18 8 stainless steel?

Grade 18/8 stainless steel is considered premium quality, which is why we use it in all of our products, from water bottles to tumblers and food containers. It’s non toxic, easy to clean, and never rusts. Another benefit, it doesn’t have any flavor transfer, so your food and drinks will always taste as they should.

What is an insulated water bottle?

Insulation is what makes our water bottles so convenient; the double-wall of stainless steel is designed to maintain hot or cold temperatures for hours, depending on the size. Additionally, the vacuum insulation feature, which is made up of two walls of stainless steel, helps to prevent any heat transfer. 

What is the 128 oz Water Bottle?

128 ounces of water, which equates to 1 gallon, is a commonly recommended daily hydration goal. Our one-gallon water bottle holds 128 oz of water and you can achieve your H2O goal in just one bottle fill. Iron Flask offers great products for dependable hydration. 

Read more about water conversion in our article here: https://www.ironflask.com/blogs/blog/oz-to-gallon-conversions

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