Defend Free Tech Data SDS Description Defend chemically bonds cross-linking agents to the exterior painted surface of your vehicle, which provides additional protection and durability to the paint. Reviews (0) Reviews There are no reviews yet. Be the first to review “Defend” Cancel reply Your Rating Rate… Perfect Good Average Not that bad Very Poor Your ReviewName * Email * Title Need Help? Contact Us Leave Feedback Contact Us Enter your contact details or email form shortcode here. (Text/HTML/Shortcodes accepted). Leave Feedback Enter your feedback modal content here. (Text/HTML/Shortcodes accepted).