40 Mil press polish tinted windows are highest quality available All of the seams are heat sealed to prevent leaks Heavy duty, self-correcting zippers for smooth operation Windshield channel & Tailgate bar required for all models Door surround kit is required for JK hard top models Give your 2007-2018 4 door Jeep Wrangler a new look with this replacement black sailcloth soft top made by Sierra Offroad. Our Ridge Runner Frameless Jeep Soft Top for the JK Wrangler includes tinted heavier 40 mil press polish windows for superior visibility and longer life. Windshield channel and Tailgate Tonneau bar kit is required for all models. Door surround kit is required for JK hard top models only.