Features:
Can quickly and easily attach to the intake tube stem.
Provides efficient water flow with less clogging for long lasting filtration.
Installs in seconds and lasts for months or even a year, depending on contents and load factor of your tank.
Made from the top-quality filtration foam, BPA free and safe to your fish, no harm to water PH quality, good for freshwater and saltwater environments.
About the Compression Packaging: Since the product is packaged by vacuum compression, after receiving the goods, please open the package and tap it lightly to restore its shape, and leave it for a few hours to fully restore the shape.