The two Hydro Flask coolers we tested had flexible, toothless, polyester-like zippers that operated nicely and smoothly. Be wary of overpacking these two, though: this will cause this zipper style ...

Collectively, the two brands also have some of the best coolers, camping supplies and outdoor cookware. One of the big ...

Hydro Flask offers far more than just water bottles now, too, selling wine glasses, soft coolers, backpack coolers, and stainless steel food storage. All of it excels at the same thing ...