depends on use i used the diy and put a rubber mat down looks nice but i can still put stuff on bed floor ,if ya gonna haul 2T gravel and be shoveling in there prbly should pay for better hot applied liner its more pliable and may have a warrenty ,looks and function ,use vs. expense ????? sem diy 130$ last summer 575$ for rhinolining around this area- extra for tinted or colored