OE number:018-312-EKD,018-312,018312SIZE: 1 width, 15/16 height, 35' full length,It fits with all RV Camper slide out system .Please check that your slide-out channel is the correct size before purchasing to ensure that the slide-out seal will fit your RV.D-Seal Black Rubber:Made of high quality rubber material, with excellent sealing performance, can provide excellent dust, dirt, weather resistance, noise protection, contains ultraviolet inhibitor, can effectively prevent high temperature, extreme weather and corrosion, ensure the service life of the RV.EASY TO INSTALL: no adhesive is required. Push-on trim seals allow quick installation and create finished edge seals that are durable and protect against various factors.The bottom of the seal is designed with straight edges for easy alignment with the backplane. The buckle design enables the seal to withstand heavy pressure while providing a better seal.ABOUT SERVICE:The customer service period is 1 year.Note: Please check the display pictures,size and OEM to see before purchase.