WinBright is safe to use on any polycarbonate, acrylic, or Plexiglas window. Developed for aircraft transparencies, but perfect for any plastic surface on aircraft, boats, motorcycles and Rvs. Use on windscreens, convertible windows, bimini tops, aquariums and instrument panels. 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 ammonia and leaves no residue or build-up. 8 ounce bottle. 1 lbs (0.5Kg) shipping weight.