Two Little Fishies ReVive Coral Cleaner is a new product developed by Julian Sprung for cleansing live stony corals. It is a surface cleaning formula based on plant extracts. Use for all general purpose live coral cleansing, as a part of acclimation to aquariums when corals are first received, for rinsing prior to shipping, and for rinsing newly fragmented corals, such as at coral farming facilities. 500 ml (16.8 fl oz) bottle.