Features: This motorhome window ventilation limiter, crafted from durability Polylactic Acid materials, ensures stable window positioning and optimal airflows in various weather conditions, offering a reliability solution for enhances vehicle safety and comfort. Featuring a simple installation design, it secures window quickly within seconds with adjustable safety angles to prevent accidental injuries, while its biodegradables Polylactic Acid construction provides long lasting performances. Ideal for motorhome owners and outdoor lover who value accessories and prioritize secure, convenient upgrades for their mobile living spaces. Perfect for diverse scenarios such as commuting or wilderness camping, it effectively regulates air circulation inside the motorhome, maintaining a freshness and comfortable environment during travels. Designed with environmental consciousness, this Polylactic Acid based limiter minimizes ecologicals footprint without compromising on strength, making it a smart election for sustainable motorhome enhancements. Specifications: Color:Two Choices Dimension:3.1×8.6cm/1.22×3.39in 8.6×3.8mm/3.39×1.5in Component:Polylactic Acid Package Includes: 4pcs Motorhome window ventilation limiter note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.