Cedis moist cleansing wipes Refill Pack of 25 wipes for ear moulds and hearing aids. Moist – disinfectant Cedis Cleansing Wipes are effective against bacteria, HBV and HIV viruses. Use Cedis Cleansing Wipes as follows: wipe the hearing aid and the ear mould thoroughly with the moist wipe, leave the disinfectant agent to do its work for 1 minute, dry the surfaces of the earpiece and the hearing aid with a tissue.