Replaces worn reservoirs or expands capacity of existing systems.

Replaces old GravityWorks microfilters.

Helps remove flavors and odors from water.

Hoses, fittings, and clamps for any GravityWorks™ system.

Aids direct filtration into an array of bottles and reservoirs.

Set of 2 brushes cleans hydration reservoirs and drink tubes.

Fresh hollow fiber filter cartridge for the DayCap In-Bottle Filter.

Threaded cap fits our screw-top bottles and reservoirs.

Replaces Hoser^™ drink tube or converts any threaded-opening Platypus bottle to a reservoir.

Replacement tube, bite valve, shutoff valve & quick-disconnect fitting for our premium reservoir.

Connects a GravityWorks^™ water filter directly to the Big Zip^™ EVO Reservoir.

Hangs a Big Zip^™ EVO Reservoir inside any pack with reservoir hang loop.

Aids direct filtration through a push-pull cap or into a drink tube.

Fast-flowing bite valve works with all Platypus shutoff valves and 1/4" tubing

Protects bite valve from dirt and debris; slows freezing.