Eyesaline refill cartridges; 3.5 gallon (13.2L) each, 7 gallon (26.4L) total. Trilingual language.
Up to 24 month cartridge life (determined by date of manufacture). 3.5 gallon (13.2L) each, 7 gallon (26.4L) total. Preserved, buffered, pH balanced, Eyesaline solution. Cartridge change takes less than 5 minutes.