Made from engineered polymer, the same material used in the aerospace industryNon drill installationLight weight, only 28kgsEasy to remove and re-install yourself (D.I.Y)Open and close easily with gas strutsSmall fitting kit giving generous spaceStrong and secure lock to protect your belongingsWeather protection with a high quality rubber sealConvenient and easy to useFuel saving, low profile and aero-dynamic design, lighter weight than others, improving fuel economyInterior battery operated light..