Package Content: You will receive 4 pieces of pond replacement filter pads in black and blue, enough for your daily uses and replacement. Product Size: The size of coarse and fine pond filter pads is 27x13x2.1cm/10.63x5.1x0.82in, you can check the size before purchasing to make sure everything goes on well. Two Types to Choose: The blue pond replacement filter pads are fine filter pad and the black pads are coarse filter pad. You can choose which one to use due to your needs. Adaptability: The pond replacement filter pads are compatible with filter boxes 52231 and 52229. You just need to take out the old filter element and put the new filter element in. Premium Material: The pond replacement filter pads are made of premium sponge, which has excellent filtering ability to maintain cleanliness and hygiene. Specification:
Color: black, blue
Material: sponge
Product Size: 27x13x2.1cm/10.63x5.1x0.82in

Package details:
4 x pond replacement filter pads

Note:
Due to manual measurement, the size and weight may have a certain error.
Due to the difference between monitors, there may be a slight color difference.