Windex Foaming Glass Cleaner delivers an unbeatable streak-free shine*, and the drip-free, foaming formula makes it the best aerosol glass cleaner*. Use to clean: windows, shower doors, mirrors and more available. Give Life a Sparkle with Windex! *Claim based on lab testing against leading competitor aerosol glass cleaner per AC Nielsen 52 weeks ended 7/29/2017.