●Replacement Filter Pads for Pressurized Pond Filters: FP900 and FP1250 ●Package Included:contains 2pcs pond replacement filter pads,a coarse and fine filter,help to keep pond water clean ●Material:our pond filter pads is made of suitable density sponge,fine filter pads can catch the small debris,and the coarse pads can catch the large debris,better quality water for your pond ●Suitable Size: precise size perfect fit,pre-cut hole in the center, you just need to punch them out. and you can also cut a slice in them to fit around the hoses to put them in the filter cartridge ●Note:these pond filter pads take a while to restore its original shape after being disassembled, which is not a product quality issue,dont worry!