Stampeding and fighting over what is ultimately just a thermos — that’s even been proven to be pretty similar to its cheaper counterparts — is more about what the Stanley tumblers represent.

Now, in this gap between perception and reality, a golden marketing opportunity has arisen for Stanley's lead-free competitors. Hydro Flask quickly pounced. "There's a lot of conversation ...

— Recommendations are independently chosen by our editors. Purchases you make through our links may earn us and our publishing partners a commission. Yeti Rambler 12-Ounce Colster Can Insulator ...

The best vacuum flasks keep drinks hot from morning through to night. We've reviewed the best Thermos flasks, along with vacuum flasks from Chilly's, Stanley and Hydro Flask, and cheaper own-brand ...