KD Deluxe Kneeboard Cover - MayhemKD Deluxe Kneeboard Cover Mayhem The KD Deluxe Kneeboard Cover Mayhem is a fully padded kneeboard cover with a heavy duty 600D fabric outer shell, top and bottom padding, and a full length side zipper. Universal fitment makes it suitable for the KD Mayhem kneeboard and most standard kneeboard shapes. A padded shoulder strap and Velcro carry handle make transport between car and dock straightforward, and the dual lockable zipper adds security at the