Sawyer Fast Fill Adapters for water bladder, SP115

The Sawyer Hydration Pack Fast Fill Adapters allow you to fill your hydration pack with clean water without having to take it out of your bag. You attach the adapters to the hose of your hydration pack, then click the mouthpiece off, click the water filter on, and fill your hydration pack via the hose. The adapters are suitable for the Sawyer Mini water filters. The hose of your hydration pack must have an inner diameter of approximately 6.4 mm.