Best Seller | Magnet Aquarium Glass Cleaner, 5 mm., .2 LB The magnetic aquarium glass cleaner is ideal for cleaning aquariums up to 0.2 in. (5 mm) in thickness in your marine or freshwater aquarium. The cleaner is made of a durable yet buoyant material, so you are able to clean and transition around corners... ... more Magnet Aquarium Glass Cleaner, 5 mm., .2 LB The magnetic aquarium glass cleaner is ideal for cleaning aquariums up to 0.2 in. (5 mm) in thickness in your marine or freshwater aquarium. The cleaner is made of a durable yet buoyant material, so you are able to clean and transition around corners... Petco.com | | $14.29 go to store |