The Most Versatile Product You Can Buy For Your Aquarium

This is one of the most versatile and useful cheap items to have in your fishkeeping tool kit. From filtering, to helping new fish keepers, to just spare material, you can't beat this sheet of 30ppm Sponge! 

Aquaneat Bio Sponge Filter Media Pad: https://amzn.to/2FQ9PwM