Compatibility: 1997 1998 1999 2000 2001 2002 2003 F150, 1997 1998 1999 F250 | This product features as a replacement and upgrade for the old third brake light seal gasket, made of thicker and firmer foam, prevent water from leaking in effectivly, also more durable than the old third brake light seal gasket, ideal solutionn for the annoying water leak problem | Can be put in place, then moved for slight adjustments, stays in place for installation, perfect cutting edge makes the installation become simpler,no modication or drilling required | High quality third brake light assembly seal with the adhesive backing, easy to peel off and make the light stay in place, no weather strip adhesive needed | Package includes: 1 gasket and 1 manual;90 day manufacturer warranty since order purchase date.Feel free to send email if there's any issue before or after purchase. Your case will be taken seriously regardless of warranty period.