The Iron Flask is a sweat-free insulated sports water bottle, thanks to its double-wall insulation. It can keep your drink cold for up to 24 hours and hot for up to 12 hours. NOTE: Only the 14 Oz, 18 Oz, and 22 Oz bottles fit in cup holders.

Included with the Iron Flask are three different leak-proof lids: a Carabiner Straw Lid with 2 straws, a Flip Lid, and a Stainless Steel Lid. NOTE: The stainless steel lid is plastic on the inside and stainless steel on the outside.

Crafted from 18/8 premium stainless steel, the Iron Flask is BPA-free and non-toxic, ensuring it will never leave a metallic taste or rust. HAND WASH ONLY WITH SOAPY HOT WATER!

The powder-coated exterior finish of the Iron Flask provides a classic and durable look, allowing you to stand out with an elegant bottle. The company's logo is now laser-engraved to guarantee the highest quality.

The Iron Flask makes the ultimate lifestyle gift. Choose a color that speaks to your friends and family to create a personalized, memorable product that will stand the test of time, perfect for outdoor or gym enthusiasts who will enjoy its durability.

In summary, the Iron Flask is an exceptional insulated sports water bottle that keeps your beverages at the desired temperature for extended periods, thanks to its double-wall insulation. It comes with a variety of leak-proof lids, is made of high-quality stainless steel, and features a durable, elegant powder-coated exterior. The laser-engraved logo and customizable color options make it the perfect personalized gift for active individuals who appreciate both form and function.

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