Oh! Spouse wanted one a few years back, and I was pleasantly surprised by the price point (nowhere near as exorbitant as a treadmill, for example). We admittedly don’t use it to extremes, but seem to have gotten a passable one for ~100 bucks. Did have to use Amazon, which is a drawback.

Two of my niche interests together!! But where are the dog rates?? This feels like something @weratedogs.com would like to know about!

It is one of the not-so-secret delights of being an Early Modernist to shock and awe your students with the level of thirst in EM texts!

They're a hot weather staple, but even when I'm out in cooler weather, they still help!

It sounds like you might benefit from taking a salt tab during/after. They really help me to actually feel like I can re-hydrate on the run, and make me feel significantly better during/after.

I think they are, in fact, dirtbags. Just for accuracy?

See also: how I'm escaping The Horrors