[Dimensions]:5 pack of 5 Micrometre string wound water filter. Universal water filter replacement fits any standard 10 inch and Whole House systems. [ Quality Filtration]: Made of 100% Pure POLYPROPYLENE Microfibers. wound water filter have a deep bed filtration function,which It presents honeycomb structure of being dense inside and sparse outside. Wound sediment filter can reduce 99.99% sand, scale, rust, sediment, particles. [High Capacity]: The filter can filter 20000 - 30000 gallons depending on water quality. Suggest to replace it every 3- 6 months for the average household for optimal performance depending on the use. [Multiple Advantages]:It has the advantages of high filtration accuracy, large flow rate, small pressure difference, high compressive strength, large pollution tolerance, tasteless, and no secondary pollution. [Excellent performance]: wound filter elements adopts POLYPROPYLENE Microfibers to be tightly wound on the porous framework according to a specific process, The honeycomb structure with sparse outside and dense inside,it has a good deep filtration effect, and can effectively remove suspended solids, rust, particles and other impurities in the liquid. Colour: white Material: Polypropylene Size: 25 x 6cm Package Contents: 5 x Water purifier filter [NOTE]: Filters with a new or old packaging randomly sent(don't accept the specified), and does not affect the performance. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.