They are less harsh than soap and need to become kept dry in between uses.
Do this each time you wash your hands and cover them with gloves when you go out. Almond oil works well but should you don't have that you can invariably use essential. http://Sirand.biz/__media__/js/netsoltrademark.php?d=www.theralife.com%2Fdry-eye-treatment-probing%2F