This Package has three items: the Seachem 18" 3 in 1 Algae Scraper, a Seachem Algae Scraper Replacement Cartridge, and MarineAndReef.com Aquarium Cleaning Towel.

The Seachem 18" 3 in 1 Algae Scraper is designed with versatility in mind. With three retractable blades: metal, plastic, and soft pad, it is suited for both glass and acrylic (using the pad only) aquariums.

The 18" 3 in 1 Algae Scraper is lightweight and features an ergonomic handle making it comfortable to hold in multiple positions. In addition, it floats for easy retrieval.

The Seachem Algae Scraper Replacement Cartridge is a direct replacement for the removable cartridge used in the Seachem Algae Scrapers. It includes the plastic housing, metal blade & pad.

The MarineAndReef.com Aquarium Cleaning Towel is a durable, lint-free microfiber towel. 19" X 15".