All Van Mark brakes come with a Vinyl Wear Strip to protect the material while using the brake. Designed to cushion and grip onto the material potentially reducing marring or scuffing. Assists cam-locking brakes with hemming. For regular use of our brakes, manufacturer recommends changing the strip at least once a year. Vinyl strips are included with our Tune-up kits.To ensure accurate parts are purchased, please have your model and serial number ready when ordering from your local distributor. Contact us to answer any of your brake maintenance questions. 1-800-826-6275