Whether you’re camping, hiking, or facing an emergency, the VFX All-in-One Water Filter delivers clean, safe drinking water—fast. Its versatile design connects easily to a spigot, water bottle, or gravity bag, so you're ready for anything, anywhere. How to Use: With a Hose/Spigot: Attach the flow tube to the hose or spigot. Screw the filter onto the other end. Use the flow clamp to adjust water flow. With a Water Bottle: Insert the flow washer into the bottle adapter. Attach the adapter to the filter core. Screw on your water bottle and drink directly. With a Gravity Bag: Fill and seal the gravity bag. Connect the hose using flow adapters on both ends. Attach one adapter to the bag, the other to the filter core. M123