Durable. Reliable. Sustainable.

The Last Flask You’ll Need.

This isn’t just any flask—it’s built to last. With a tough, long-lasting design and no-leak tech, this flask is ready to handle every adventure. The soft, high-flow bite valve auto-seals after every sip, so you can hydrate without the hassle of drips or leaks. Made by Hydrapak LLC, this clear flask is crafted with 100% TPU for ultimate durability. Less replacing, fewer leaks, and a happier planet—because we believe in leaving no trace.