Jeremiah Kowalski

Air Up is undeniably a one-of-a-kind water bottle. The idea that the water itself isn’t flavored, and that the taste I perceive comes purely from my brain, intrigued me so much that I had to try it for myself. But the concept and reality don’t always match. While I genuinely appreciate the bottle’s clever design […]

Cirkul is one of those bottles that sparks curiosity the moment you first use it. Unlike the best smart water bottle or best hydrogen water bottles, there’s nothing electronic here. Just a cartridge, a lid, and some surprisingly clever engineering. So, how does it make the flavor? Where does the water go? What’s actually happening

Maybe you grew up in a town where tap water tasted like it came straight from a garden hose dipped in dirt. Or maybe you’re just one of those people who physically cannot drink plain water without feeling like you’re being punished. Either way, Cirkul might feel like a godsend. Personally, I don’t hate plain

When it comes to flavored water bottles, the market isn’t exactly crowded with equals. There are two giants towering above the rest, Air Up and Cirkul, and then there’s everyone else scrambling in the shadows.  Their popularity and viral status eventually caught up with me, so in mid-2024 I bought both bottles and started putting

There are bottles I hate, bottles I tolerate, bottles I like… and then a very select few that I actually love. Only a handful make it into that last category – Hydro Flask, Owala, and Coldest. For years, Hydro Flask held the crown as my go-to favorite. But in 2025, I picked up my first

Cleaning a BrüMate Era is basically the same as washing any good stainless-steel tumbler – simple, fast, and, dare I say, a little satisfying. In this guide, I’ll show you two approaches: the quick daily clean that keeps everything fresh with minimal effort, and the occasional deep clean for those weeks when you’ve been a

Not many people realize this, but cleaning a copper water bottle isn’t quite the same as scrubbing down your plastic, glass, or stainless-steel one.  The big difference? Copper and dishwashers are mortal enemies.  Toss one in, and the heat plus detergent combination will happily strip away its shine and leave you with a sad, dull

You’ve probably heard of water bottle materials like stainless steel, plastic, or even glass. But there’s one material that stands out as a little more unusual – copper. Yes, copper water bottles are a real thing, and they’re becoming increasingly popular.  Naturally, I had to see what it was all about. So, I ordered a

You’ve made the decision that you’re getting an Owala. Great call. With its sleek design, clever straw lid, and loyal fanbase, Owala is one of the best water bottles. But now comes the deceptively tricky part: which size should you choose? 24, 32, or 40 ounces? It might seem like a minor detail, but I

If I were to compare tumblers and water bottles a decade ago, it wouldn’t even be much of a contest, because bottles clearly ruled the drinkware world. Tumblers were still a niche, relatively unknown option, while bottles were everywhere.  But fast forward to around 2019, and everything started to change. That’s when Stanley burst onto