pH neutral Freiblick cleaner for glasses and glasses frames for use in the Freiblick spectacle bath, very economical : Amazon.de: Health & Personal Care
freiblick®-Brillenschüttelflasche incl. 50ml Brillenreiniger - Optik Wolf
Freise & Sohn Optikprodukte Original Freiblick "Classic 1.2" glasses bath set, shaking bath including 50 ml special cleaner (colour selectable). : Amazon.de: Health & Personal Care