On the HYLO Night instructions it says to administer a strip of the ointment - how long a strip be? 28 February 2023 20:10 Updated The strip of HYLO Night ointment should be approximately 1cm long. Related articles Is it safe to use contacts 12 hours after using HYLO Night? Overview - HYLO NIGHT Is it okay to use HYLO Fresh 4-5 times a day? Is HYLO Night safe to use when pregnant? Can Hylo Night be stored in the refrigerator?