Reusable Washable Filter: Changing your paper filter cartridge is part of your routine maintenance for your pool and regular replacement of the cartridge can prove costly. These washable and re-usable foam filters will reduce your costs.<br> Long Working Time: Initial cost of this cartridge is slightly more than a paper cartridge yet will outlast a cartridge by a long way.<br> Durable: This Foam filter will outlast your paper cartridges and can be washed and re-used several times over.<br> Reusable Washable: Advises changing a paper cartridge each week, whereas these foams can simply be washed and put back.<br> Keep Water Clean:Will be a great water cleaner for swimming pool.<br> Specifications:<br> Fitment:For Intex Type H<br> Material: Sponge<br> Color: blue<br> Size(HxD):10.2x9cm/4.01x3.54in(Approx)<br> Center Hole Drilled:30mm(Approx)<br> Package Contents:<br> 10 x Filter Sponge<br> Only the above package content, other products are not included.<br> Note: Light shooting 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.