Hydration reservoir

Water

A soft bladder with a drink hose that lets you sip hands-free.

Approx. cost
$20–$55
Weight
5–8 oz empty
Used in
3 kits

Purpose

Keep drinking steady on the move so you don’t under-hydrate.

Used in kits

Alternatives

  • Water bottleEasier to fill, treat, and monitor; requires stopping.

Maintenance notes

  • Dry fully after each use — the hose is where mold hides.
  • Freeze empty or blow the hose clear before cold trips.

Buying considerations

  • A wide fill port makes cleaning realistic.
  • A shutoff valve prevents drips in the pack.

Page history & editing

Revision status: approved Last edited 2026-07-01 by human editor