Penn Plax Cascade Pro-Z Canister Fliter for Aquariums, 2-Pack
Brand: Penn-Plax
Color: black
Convenient, Ready-To-Use Filter Bags For Use With Your Cascade Cannister Filter
Contains Pro-Z Ammonia Removing Zeolite Crystals
Filter Media Fully Enclosed In A Disposable Nylon-Mesh Bag
Package Dimensions: 5.0" L X 2.5" W X 7.5" H