Algaes Cleaning Brush Aquarium Scrubber Cleaner for Glass Long Handle 2-Sided Sponge Pad Fish for Tank Cleaning to Aquarium Algaes Scraper Sponge Glass, Green

It also started fraying off part of it the first time using not sure if the use on a couple of rougher pieces in my tank was why was only reason and thr length is probably gold for most but I have a large fish who bites and draws blood so putting my hand in with him is no fun at all playing get away ?. Works great on the glass which is the main function for use. Picture of Lars my ? crazy fish. He’s fun to watch follow your fingers outside his tank and try to get your fingers but not so much in.the water with him! ??