Tangible Fill Preservative Free 0.9% Saline Solution for Scleral Lenses, 60 Single Use 5 mL Vials cosmetics 106 and 111 degrees Fahrenheit When to Use 106 and 111 degrees Fahrenheit Input voltage DC 5V 1A Power 4W maximum Size 22 by 7 centimetres Net weight 25 grams Auto shut off Switches off automatically at the end of a heating session How to Use so both are taken in a single swallow rather than as two separate products Always handle the same lens first This is the scleral lens filling saline category: it is used to rinse contact lenses prior to insertion and as an insertion fill solution for large diameter scleral rigid gas permeable lenses