BettaMag Adhesive It maintains a rigid form

It maintains a rigid form so that all the force and movement goes toward your goal of cleaning aquarium windows

That will keep the clip in place

an excellent food for all filter feeding invertebrates

and electronics

Two Little Fishies PhosBan-L is a powerful little solution for any big phosphate problem

BettaMag Adhesive It maintains a rigid formTwo Little Fishies BettaMag is an even smaller window cleaning device compared to NanoMag, designed for use on Betta and Goldfish bowls or Pico aquariums. In small bowls or Pico aquariums the NanoMag is so strong it actually moves the whole tank when you try to clean the windows! BettaMag solves that problem by being sized just right. Its ideal for glass with a thickness of 1 8 to 1 4 inch. Patented design by Julian Sprung.