Taking your favorite beverage on the go is a cinch with the Iron Flask 12 oz Narrow Mouth Water Bottle, the small but mighty bottle that fits snugly into cup holders. It’s made with the highest-quality stainless steel and double-walled vacuum insulation that keeps your drinks cold for 24 hours and hot for 12 hours with no bottle sweat. With its BPA-free, leak-proof spout lid, you’ll have precision pouring and drinking and can toss it into a bag or backpack without worrying about messes. We also included a flip lid and a handle lid so you can switch them accordingly for each of your adventures.