north face borealis 28l backpack The | Versatile Daypack with Laptop Compartment Colours:BURGUNDY CRUSH / TNF BLACK What would be causing external water bottle pockets Smallbackpack

north face borealis 28l backpack The | Versatile Daypack with Laptop Compartment Colours:BURGUNDY CRUSH / TNF BLACK What would be causing external water bottle pockets Smallbackpack

What would be causing yellow stains in my hydration pack/tubing? I've only been using water exclusively in my pack. : r/running

It also handles warm-weather overnights and stripped-back 1–2 night trips really well

Smallbackpack

Colours:BURGUNDY CRUSH / TNF BLACK

The pack’s specially designed reservoir slides in horizontally, sitting low on your back for improved comfort and less bounce than the typical hydration pack sleeve which stores the reservoir vertically against your back

external water bottle pockets can easily double as multi