PRACTICAL DESIGN: It is recommended to replace a paper box every week, and these foams can be simply washed and put back, this foam filter can last longer than traditional paper boxes, the foam filter can last about 2 months, you don't need to be replaced frequently Quantity and size: package contains 2 pieces of pool filter foam, about 4.01 x 3.54 inch / 10.2 x 9 cm, size suitable for your use, the quantity can meet your daily use and replacement. Easy to install: replacing the paper filter is part of your daily pool maintenance , it is washable and easier to clean and maintain than traditional paper filters, our swimming pool filter saves you a lot of time and effort. Powerful filtration performance: the mesh structure high density enables the cloth to filter dirtier things than ordinary cloths, this filter can effectively remove hair, leaves, dust, sediment, sand, etc. give you a clean swimming pool Features: Effective and durable: Our cleaner sponge filter is made of high quality PU sponge, this foam filter will more durable than paper box, can be washed and applied many times, it can save your time and space. Pool Filter: Compatible with pool or pool models Intex H spa, this filter is slightly longer than paper filters but lasts longer than reusable foam filters. Specification: Quantity : 2 Size: approx. 4.01 x 3.54 inch / 1 0.2 x 9 cm Material: PU sponge Total weight: 23 grams Package includes: 2 x Pool Filter Foam Notice: Manual measurement, please allow slight size errors. Due to different monitors and light effects, the actual color may be slightly different from the picture.