Portable Personal Camping Water Filter Straw Water Filter Outdoor Filtration System Emergency Survival ToolsFeature:1. This product is an external water filter, which is mainly used for drinking water filtration for outdoor activities such as outdoor adventures, camping, hiking and mountaineering;2. Directly filters raw water for cleaning with water that can be drunk directly;3. Using the principle of pure physical filtration, it can effectively remove harmful substances such as sediment, microorganisms, eggs (such as Escherichia coli, Salmonella, etc.) in the water;4. The product does not need electricity and is filtered at zero pressure. Specification:Name: outdoor water filterWeight: 75g Size: 200*30mmNote:Due to different monitor and light effect, the actual color of the item may be slightly different from the color showed on the pictures. Please allow 1-2cm measurement deviation due to manual measurement.1 * Water Filter