The filter has a fine mesh cover a portion of the design, which can effectively prevent the particles. This Water Filter tube can be filled with a variety of media filter housing, such as resin, stone, tourmaline base ball mineralization, shell coconut shell, activated charcoal, silicon, phosphor crystal, etc. Use of food-grade production of new materials, the water makes you feel more worry-free. Two ends can be conveniently opened to fill the filter, and can be used repeatedly, very affordable. Thick filter housing design, filter cover seal design ensures leak-free, more confident to use. Two open ends, easy recharging and cleaning. Specification: Type: Water Filter Parts. Use: water filtration. Material: ABS Plastic. Size: (L*Dia)about 25cm*5cm. Package includes:1PC X Water Filter Parts Kit (other accessories demo in the picture is not included). Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-4CM differs due to manual measurement, thanks!