For best results, get a spray-in liner, then put a drop-in liner, then spray the drop-in liner, then place a rubber bedmat on top of the whole thing.
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keith@myf150.com
http://www.myf150.com
Rocky Mount, NC
1999 F-150 XLT Styleside, Black On Black, SuperCab, Short Bed, 4x4, ORP, 4.6L Auto, 3.55LS
Mods: DrawTite Class III Hitch, Smittybilt Outland Grill Guard/Brush Guards, KC Daylighters, Custom Dual Exhaust-Straight Out The Back, Airaid FIPK, SuperChips Chip, Bug Deflector, Pace-Edwards Roll-Top Bed Cover