Fuller Brush ammonia FREE Glass Gel Mist is safe enough for tinted windows, mirrors, Plexiglass, Fiberglass, Lexan and any hard surfaces. The no-drip formula mists when sprayed to cling to vertical surfaces wiping clean for a fresh, non-streak finish. Cuts through tough dirty films and removes smears, fingerprints, bugs and other soils. The new Bag on Valve (BOV) technology allows 100% product emptying with even. Your reflection never looked more clear with our Glass Gel Mist!