Seachem Pristine Size:500 mL the Cork Bark Tube is

the Cork Bark Tube is naturally mould-resistant making it ideal for use in humid terrarium environments

Crafted to look and feel like real live rock

2 or 3 separate housing compartments

This product is safe for reef tanks

Features an adjustable attachment piece that can be fitted on glass sides

Seachem Pristine Size:500 mL the Cork Bark Tube isSeachem Pristine is a natural organic waste management solution that has been designed to quickly and safely eliminate sludge and detritus from both freshwater and saltwater environments. Using bio augmentation, a chemical free and natural way to improve aquarium water quality, the formula is able to provide essential bacteria that efficiently break down excess food, waste and detritus in addition to reducing excess nutrients such as harmful ammonia,