Product Details: The Stoughton Trailers Swing Door Corner Seal is the perfect solution for ensuring a secure seal on your trailer swing doors. This seal is designed to fit precisely at the corners of your trailer swing doors, providing a tight seal that will keep out dust, dirt and moisture. The simple attachment process makes setup a breeze, so you can get back to hauling your cargo with confidence. FleetPride is your First Click in Heavy Duty®.