Feature: 1. Superior Heat Reflection & Insulation: Engineered with an aluminum foil reflective surface, our RV vent insulator effectively blocks out sun rays, reducing heat transfer by up to 90%. This keeps your RV cool in summer and warm in winter, ensuring year-round comfort. 2. Custom Fit for Optimal Performance: Measuring at 14*14*3 inches, our insulator is designed to perfectly fit standard RV skylights and vents. The tailored size combined with its built-in high elasticity insulation sponge ensures a snug seal, maximizing energy efficiency. 3. Easy Installation & Removal: No tools needed Our lightweight and adhesive design allows for effortless installation and quick removal whenever you want to enjoy natural light or ventilation. 4. Durable & Weather Resistant: Made from premium materials that withstand harsh weather conditions, including UV rays, and wind. The durable construction guarantees long-lasting performance, protecting your RV interior from weather damage and reducing noise from outside elements. 5. Multipurpose Functionality: Beyond its primary function as a vent and skylight insulator, this versatile product also doubles as a privacy screen and light blocker, enhancing your camping experience. Enjoy undisturbed rest during daylight hours and increased privacy in campgrounds. Specification: Item: RV Vent Insulator Material: Sponge Product Color: White Product Size: 36*36*7cm Package Size: 36*36*7cm Package Weight: 300g Package List: 1*RV Vent Insulator