Osprey Detachable Sternum Strap Magnet Kit
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Use the Osprey Sternum Strap Hydration magnet kit to make your backpack compatible with an Osprey HydraForm(TM) reservoir (sold separately). Attach 1 of these magnets to the sternum strap on your backpack so it can be used in conjuction with the magnet that's located near the bite valve in a HydraForm reservoir. Magnets keep the bite valve always within easy reach. Kit includes 3 detachable sternum strap magnets.