WINBRIGHT from Micro-Surface Finishing Products is safe to use on any polycarbonate, acrylic, or plexiglass window. Developed for aircraft transparencies, but perfect for any plastic surface on aircraft. Use on windscreens, windows, instrument panels, and safety glasses. This professional strength spray with MICRO-BRIGHTENERS leaves surfaces sparkling clear and clean. Removes dust, dirt, stains, smudges, and finger prints. Optical clarity improves with extended use. Clean surface with water first, then simply spray WINBRIGHT onto a dampened flannel cloth and polish into the surface until polish disappears. Contains no wax, solvents or amonnia and leaves no residue or buildup. It is available in both 4- and 8-ounce spray bottles. For more information visit www.micro-surface.com or call (800) 225-3006.