The 18in. B-Light is a flexible, easy-to-use, waterproof lighting solution that can be used just about anywhere. Installation is fast and easy with the flexible LED strip and 3M adhesive backing. The B-Light can be placed in closets, toolboxes, truck beds and much more! - See more at: http://www.truxedo.com/i-24723697-truxedo-18-b-light-led-truck-bed-light-strips.