IDS Home Fish Tank Aquarium Stainless Steel Algae Cleaning Razor Scraper Blade Glass Cleaner Tool Aquarium scraper is ideal for cleaning all types of algae in fish tank Right angle blade design helps cleaning the corner of aquarium tank Great fish tank cleaning tools kit - Very convenient to install, change blades and use Aquarium algae scraper is made of stainless steel, which is resistant to corrosion and anti-rust Long algae scraper 26" (65cm)