Features: The outdoor water filter is designing to remove 99.99% of bacterium, filtering down to 0.01 microns, ensuring safe and clean drinking water during your outdoors adventure. Featuring a multiple layer filtration system with PP cotton, this portable water filter effectively purifies various water sources such as tap water, mountain springs, and rainwater. Ideal for hiker, trekkers, campers, and traveler, this mini water filter straw device is suitable for both men and women who prioritize safety and health in the great outdoor. Perfect for hiking, trekking, camping, and emergency situations, this lightweight water filter is essential addition to any survival kit or outdoor gear collection. With its ABS construction, the outdoor water filter ensures long lasting performances, making it a reliable companion for all your wilderness exploration and emergency preparedness needs. Specifications: Component:ABS Size: Approx.22x3cm/8.66x1.18inch Color:Orange/Black/Blue/Red Package Includes: 1 Set Camping Water Filter Straw note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.