Serious they are good idea even the cab can blow all the crap out of the foot wells and seats, dash dust and all the hard to get to creases,the gap between the drivers seat and passenger where hand brake is,
Domestic dons have to keep clean going from job to job every other day, sheets need to be shaken regular ready for the next job and dry ( stop them going moldy) nothing worse than un organised van , can’t find stuff , slows you down, worsed trait is spilt Pva spilling out the doors,
Keep it clean, for 2018