Low profile door bumper kit for RVs - rubber trailer holder, reduce impact1、Trailer Rubber Door Holder: Provides comprehensive protection for most RV trailers, including doors and windows, reducing impact and preventing damage to the door or body. 2、Premium Materials: Made of premium rubber and metal materials, with softness and durability, anti aging, anti cracking, anti deformation, long lasting and effective protection for your trailer. 3、Multi Functional Use: Designed to secure RV doors, boat doors, enclosed trailers, and horse trailer windows, reducing impact when opening, and preventing shaking in the wind to avoid damage. 4、Wide Compatibility: Suitable for most RVs, horse trailer windows, and boat doors to keep windows open, providing all around protection and security for various trailer models. 5、Long Lasting Protection: Ensures long term protection for your trailer by reducing impact, preventing damage, and maintaining stability during travel and use.