Feature: 1. Tough Frame: Adopts strong aluminum alloy frame, not easy to deform, effectively protect the glass from damage, provides strong sealing effect. 2. Colored Glass: Adopts tinted tempering glass, tough and break proof, and effectively protect your privacy and reduce sunlight in hot summer. 3. Good Sealing Effect: The sealed gasket forms an airtight seal structure with the black frame, keeping your camper car cool in the summer and warm in the winter. 4. Insect Nets: Equipped with insect proof nets design, it can effectively block the entry of small insects such as mosquitoes, while allowing comfortable wind to blow in. 5. Practical: Right angle edge design, suitable for 550x260mm window size, can be used for horizontal and vertical installation, suitable for RV, motorhome, engineering vehicles. Specification: Item Type: RV WindowMaterial: Aluminum alloy, tempered glass, rubber.Installation Opening Size: Approx. 550x260mm/21.65x10.24inFeature: Right angle design, can be used for horizontal and vertical installation Fitment: Suitable for campervan, RV, engineering vehicle Package List: 1 x Slid Window Note: The installation project is difficult, and professional installation is recommended