Welcome to Iron Flask, the top online source for high-quality, sustainable products, including our bestselling wide mouth water bottle. We're excited to offer our customers the best accessories for an active lifestyle, such as our wide mouth stainless steel water bottle with double-walled vacuum technology, which comes with three different lids at no extra cost. Available in sizes ranging from 14 to 64 oz, shop for a wide mouth insulated water bottle today and discover the difference of premium materials and an extensive range of colors and features!

Wide Mouth Water Bottles

A practical and ultra-durable accessory for when you’re at the gym, on the trail, or anytime you need to stay hydrated, our popular wide mouth water bottle is made with the highest quality materials. Featuring a double-walled vacuum for insulation, our wide mouth stainless steel water bottle is ideal for any kind of weather — it will keep your liquids warm for up to 12 hours and cold for 24 hours.

Our wide mouth water bottle also features three types of lids at no additional cost, making it a convenient choice for all your day-to-day needs. The straw lid gives you easy, drip-free access to icy cold water or your favorite sports drink. The spout lid with a screw-on top provides 100% leak-proof reliability, and the flip lid option with a durable handle makes it easy to carry. Our 14oz, 18oz, and 22oz bottles are cup-holder friendly and thoughtfully designed to keep your beverage of choice close at hand on all your everyday adventures.

Our popular wide mouth water bottle product line comes in a range of sizes to accommodate all your needs, including 14 oz, 18 oz, and 22 oz, which fit into most cup holders. If you prefer a larger volume for your liquids on the go, we also feature the wide mouth water bottle in 32 oz, 40 oz, and 64 oz sizes. You can also choose from a fun selection of colors such as Bubble Gum, Aquamarine, Fire, Kiwi Green, Midnight Black, and more. The wide mouth insulated water bottle also features a sleek powder-coated finish, which is designed for durability while also providing a secure, slip-free grip.

Wide Mouth Stainless Steel Water Bottle

When it comes to staying hydrated and healthy, the quality of your water is just as important as the quantity. That's why we've designed the best wide mouth stainless steel water bottle for both your health and the environment. Our wide mouth water bottle is made with premium non-toxic stainless steel and 100% BPA-free lids. Unlike some water bottles, you won't have chemicals leaching into your body over time. You can also enjoy a clean flavor since stainless steel will never rust or leave a metallic taste in your mouth.

At Iron Flask, we stand by our products, which is why we offer a lifetime warranty and a 100% satisfaction guarantee for our wide mouth stainless steel water bottle. We also feature all the accessories you need for maximizing your Iron Flask experience, including paracord handles, 2 protective boot sizes that fit 14oz to 22 oz bottles with the smaller boot option and 32oz to 40oz with the larger boot option, and more.

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 wide mouth water bottle today!

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