 2722. MadonnaSeafood.com. Alan Ellis here for Mil-Spec Spray-On Truck Liners. Mil-Spec Spray-On Truck Bed Liners provide unmatched protection for your vehicle with the toughest bed liners on the market. And Mil-Spec Liners support veterans and military families. Whether you're a hunter, crabber, angler, contractor, farmer, waterman, or weekend warrior, your Mil-Spec Liner