UltraPress® One-Way Drink Mix Valve

Finally a way to mix in my electrolyte powder without having to open the whole bottle—the valve seals perfectly and doesn’t leak even when I shake it pretty hard. Makes my morning prep way faster.

Installed this valve on my press and it’s a total game-changer for mixing electrolytes on hikes. The one-way design actually works perfectly—no leaks or backflow issues at all. Just makes hydrating on the go so much faster and cleaner.

I was skeptical about how well it would seal, but the one-way mechanism works perfectly—no leaks even when I shake it vigorously. Now I can add my hydration tabs right into the bottle without any mess.