[Product Information]

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IDEAL EVERYDAY USE: 21 oz is the perfect size to carry everywhere you go. 18oz runs out too quickly; 24oz is too big; 40oz is way too heavy. Great thermos for everyone: boys， girls， men， women. Use the included flip lid and lug handle to make it that much more functional as a daily canteen. Fits in your bike cage and most car cup holders. Perfect kids water bottle. Wide mouth opening large enough to fit a wire whisk ball to make your protein shakes or Bulletproof coffee.
KEEPS COLD for 24+ hours， KEEPS HOT for 12+ hours: Double wall， vacuum insulated water bottle using 18/8 (304) stainless steel metal means cold and hot beverages stay that way for a LONG time. That’s the EKOTOLOGY standard.
NO PLASTIC NO GLASS: With our all-stainless steel lid， your beverage never touches plastic. Drink with confidence that your beverage is exactly the way you intended it to be， even after leaving the jug in the scorching hot car or frozen cold truck. Try that with a camelbak. Safe to use like a mason or ball jar， without the worries of glass breaking. BPA-free. Phthalates-free. Leak-proof. Eco-friendly. Simply awesome!
VERSATILE FLIP TOP LID and LUG HANDLE PACK: The all-stainless steel lid comes with a handle ring attached. This set also includes a flip top lid that is ideal for commuters or office professionals， and allows for the use of a straw (not included). The bonus lug handle offers another way of carrying the canteen when using the flip lid. These cap and holder accessories fit all Hydro Flask wide mouth bottles， giving you flexibility to interchange and cross use. (it may not work with Klean Kanteen)
MODERN/LIGHTWEIGHT/DURABLE: The premium stainless steel water bottle is color- or dye-free. This timeless canteen will stay clean， sleek， and last you for yrs. It's functional， beautiful， dependable and easy to carry. Use it like a mug or tumbler for water， tea， coffee， smoothie， energy drink. EKOTOLOGY offers the best and safest bottle in the market. 100% SATISFACTION GUARANTEED! (We also offer the 32oz ounce Vesuvius / 0.95 liter water bottle， ideal for adults.)