The pupil belongs to the third class of medical device products, with the strict regulation of the platform, will choose to cooperate with some pharmacies, with the advantage of having a medical device license to sell products such as pupils. Pharmacies can take goods directly from the manufacturer's channel directly, eliminating a lot of second-hand third-hand intermediate links, so cheaper.
Avoid rubbing your eyes hard after wearing contacts, wear contacts for no more than eight hours a day, and prohibit wearing contacts while sleeping. You can not use dirty hands to contact the pupil piece, daily replacement of the pupil care solution, wear the strength of the gentle, to avoid damage to the cornea.