Description:The water filter uses 0.01 micron ultrafiltration membrane cartridge, improves the taste of the water, reduces fine impurities in the tap water, and provides healthy drinking water. This bottle water filter is made of ABS materials. BPA free and easy to clean. It is also eco-friendly, reusable and refillable. Water filter bag with replaceable filters. It can filter water up to 264 gallons (1,000 liters) of water down to 0.01 microns or nearly 6 months of continuous operation and can be easily replaced. Can be combined with any international standard bottle (diameter: 28mm). You can use this filtered water bottle at home on tap water, or when you want camping, hiking, traveling, etc. It comes with a handy carabiner, you can easily slip it into your bag or attach it to your belt thanks to its lightweight and portable design and sturdy carabiner! Specification:Material: ABS+PERsize: 12x3x2 7cm/4.7x1.2x10.6inchPackage Included:1 Piece Portable Water Filter