Water Bottles FAQ
Frequently asked questions on HydraPak water bottles.
HydraPak collapsible bottles like the Stow are made of flexible TPU that flattens and rolls up when empty, weighing under 2 ounces and around 80% lighter than most hard bottles, while hard-sided bottles like the Recon hold their shape for everyday use. Collapsible bottles suit hiking, travel, and packing light; hard-sided bottles suit daily carry and the gym.
Yes. All HydraPak water bottles are 100% BPA- and PVC-free, with no harmful chemicals and no unwanted taste. A new collapsible bottle may have a mild plastic taste that clears after the first few uses and washes.
Yes. HydraPak collapsible bottles are made of abrasion-resistant TPU, are top-rack dishwasher safe, and can be frozen. Deep-clean with a Bottle Bright tablet when residue or odor builds up.
Yes. HydraPak 28mm opening bottles like the Stow thread onto most 28mm threaded water filters, including the HydraPak 28mm Filter Kit and filters such as the Sawyer Squeeze and Sawyer Mini. HydraPak 42mm opening bottles fit the HydraPak 42mm Filter Cap. This lets you turn your bottle into a backcountry squeeze-filter setup.
