The Dragon Fly Collection by Corkcicle. The 16oz Canteen keeps whatever you fancy cold for 25 hours or hot for 12 hours. The 16oz Tumbler works wonderfully for drinks of every type — from morning smoothies to water to 3pm coffee or tea. The 12oz Steamless keeps your liquids cold for 9+ hours or hot for 3 and has endless opportunities. It’s perfect for not only wine, but cocktails, sangria and tea. Or, mix it up and keep your ice cream cold.