For Glass and Acrylic Tanks Up to 3/4" (19mm) Thickness Scrub, Flip, Scrape, and Now *FLOAT* with the patented FL!PPER Aquarium Cleaner. The new Floating FL!PPER is the last aquarium cleaning tool you will ever need! Flipper's patented design creates the only 2 in 1 magnetic aquarium cleaner that can FLIP from scrubber to scraper simply by rotating the handle. Floating FL!PPER features an ergonomic GRIP/FLIP handle for easy FL!PPING. The cleaner now floats to the top of your aquarium if it ever becomes disconnected for even easier retrieval! A "must-have" cleaning tool for advanced hobbyists and maintenance professionals! Flipper MAX Float Features - FLOATS to the surface if the cleaner ever becomes disconnected!