Pawfly Aquarium Magnetic Brush For Glass Fish Tanks 1.5 Inch Stain Scrubber Pads Cleaning Tool For 3/5 Inch Thick Fresh & Marine Aquariums Up To 10 Gallons (Not For Acrylic & Plastic Tanks)

Product Features:
1. Only fits for glass tank
2. Fit for < 3/5′ thickness tank
3. 1.5′ round clean surface
4. Can reach to small corners
5. Stick firmly to the tank wall

Pawfly 1.5 inch black unobtrusive magnet scraper has a strong enough magnet to make cleaning the algae at ease and without disturbing the fish. Mini size is good for nano reef tanks.
Fit for less than 3/5 inch thickness glass, and Not for Acrylic or Plastic Tank. Ergonomic design is comfortable for you to move the brush smoothly.