This replacement cap features an easy to drink from silicone nozzle which auto-seals after each sip and includes a flip cap cover to keep away outside elements. Fits all current HydraPak products with a 28mm opening including the Stow 500ml and 1L bottles, and SoftFlask 150ml.
*Note that caps only fit on the 28mm threads of 2020 models or newer. Please review ourFAQ page on how to identify which version you have.
Katadyn BeFree Filter
This replacement Katadyn BeFree filter can be screwed onto any HydraPak product featuring a 42mm thread giving you the freedom to drink anytime, anywhere by filtering water to EPA standards.