High quality cotton material, non-toxic, safe and heath.
The size can be cut freely as you need.
Can be used repeatedly after cleaning.
The material has great thickness,tough and durable.
Very suitable for using in freshwater and marine water.
1 Piece Filter Sponge
Due to the manual measurement and lighting effects, there is a slightdifference between the size and color from the above and the actualitem.
Color is random.