Two Little Fishies NanoMag Window Cleaner TLF NanoMag Window Cleaner is an itsy-bitsy, lean, high-energy, window-cleaning apparatus. Its patend pending design provides flexibility and a slender profile that slips safely between polyps and viewing windows. It has got the umph needed for cleaning glass up to 3/8. The NanoMag also glides across the carved surfaces of fish bowls, wiping off algal films with ease, and it's so much fun to use you just might have to take turns. Features: Offers flexibility and a slender profile Patent pending design Portable