Wear or damage to keel of a boat can cause the protective gel-coat finish to break down, enabling moisture to reach and damage the fiberglass laminates. Installing KeelGuard, a powerful shock and abrasion-resistant protector, safeguards surface of boat or PWC. Adheres along keel using extremely strong 3M pressure sensitive acrylic adhesive. KeelGuard has also consistantly achieved greater top-end speeds on smaller boats and PWC protected with it. Enhances handling, improves tracking. Comes with installation tools and 3M pressure-sensitive adhesive