Opti-Free Usage: wash and dry hands before handling lenses, apply a few drops and gently rub each lens for ~20 seconds, rinse, place in case and soak with fresh solution for at least 4 hours. Cautions: follow instructions, do not use if seal is broken, discard if expired, avoid direct contact with eyes, do not top off old solution, consult an eye care professional if discomfort or vision changes occur. Health