Frosch bio-spirit glass cleaner cleans glass, car windows, mirrors and almost all smooth surfaces without leaving any streaks behind With a formula containing proven, powerful grease-dissolving alcohol, the cleaner removes grease, dust, hair spray and make-up The result is brilliant, no-streak cleanliness In its glass cleaner test in March 2018, Stiftung Warentest confirmed that Frosch bio-spirit glass cleaner is not only powerful but also material and environmentally friendly The Frosch product triumphed over 18 competing glass cleaners with the best grade of "very good". Features a residue free formula that cleans without streaky residue Comes in ultra-portable spray bottle for easy application Sustainable packaging made with 100% recycled PET developed from the award-winning Recyclate Program